742220100244530 has 96 divisors (see below), whose sum is σ = 2001515393037888. Its totient is φ = 197898648292800.

The previous prime is 742220100244501. The next prime is 742220100244543. The reversal of 742220100244530 is 35442001022247.

742220100244530 is a `hidden beast` number, since 7 + 4 + 2 + 2 + 201 + 0 + 0 + 2 + 445 + 3 + 0 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2598501 + ... + 38615960.

It is an arithmetic number, because the mean of its divisors is an integer number (20849118677478).

Almost surely, 2^{742220100244530} is an apocalyptic number.

742220100244530 is an abundant number, since it is smaller than the sum of its proper divisors (1259295292793358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

742220100244530 is a wasteful number, since it uses less digits than its factorization.

742220100244530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41221894 (or 41221882 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 36.

Adding to 742220100244530 its reverse (35442001022247), we get a palindrome (777662101266777).

The spelling of 742220100244530 in words is "seven hundred forty-two trillion, two hundred twenty billion, one hundred million, two hundred forty-four thousand, five hundred thirty".