740040423961 has 16 divisors (see below), whose sum is σ = 800569935360. Its totient is φ = 681979193280.

The previous prime is 740040423959. The next prime is 740040423977. The reversal of 740040423961 is 169324040047.

740040423961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 740040423961 - 2¹ = 740040423959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (740040423901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 889350 + ... + 1506991.

It is an arithmetic number, because the mean of its divisors is an integer number (50035620960).

Almost surely, 2^740040423961 is an apocalyptic number.

It is an amenable number.

740040423961 is a deficient number, since it is larger than the sum of its proper divisors (60529511399).

740040423961 is a wasteful number, since it uses less digits than its factorization.

740040423961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2396856.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 740040423961 in words is "seven hundred forty billion, forty million, four hundred twenty-three thousand, nine hundred sixty-one".