741557436381 has 12 divisors (see below), whose sum is σ = 1097263849500. Its totient is φ = 482313779520.

The previous prime is 741557436371. The next prime is 741557436401. The reversal of 741557436381 is 183634755147.

741557436381 is a `hidden beast` number, since 7 + 4 + 1 + 5 + 574 + 3 + 63 + 8 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 318451419225 + 423106017156 = 564315^2 + 650466^2 .

It is not a de Polignac number, because 741557436381 - 2⁶ = 741557436317 is a prime.

It is a super-2 number, since 2×741557436381² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (741557436311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1004820006 + ... + 1004820743.

It is an arithmetic number, because the mean of its divisors is an integer number (91438654125).

Almost surely, 2^741557436381 is an apocalyptic number.

It is an amenable number.

741557436381 is a deficient number, since it is larger than the sum of its proper divisors (355706413119).

741557436381 is a wasteful number, since it uses less digits than its factorization.

741557436381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009640796 (or 2009640793 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The spelling of 741557436381 in words is "seven hundred forty-one billion, five hundred fifty-seven million, four hundred thirty-six thousand, three hundred eighty-one".