77140443013232 has 40 divisors (see below), whose sum is σ = 150087920544000. Its totient is φ = 38408082786752.

The previous prime is 77140443013219. The next prime is 77140443013237. The reversal of 77140443013232 is 23231034404177.

It is a self number, because there is not a number n which added to its sum of digits gives 77140443013232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77140443013237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228120023 + ... + 228457929.

It is an arithmetic number, because the mean of its divisors is an integer number (3752198013600).

Almost surely, 2^{77140443013232} is an apocalyptic number.

It is an amenable number.

77140443013232 is a deficient number, since it is larger than the sum of its proper divisors (72947477530768).

77140443013232 is a wasteful number, since it uses less digits than its factorization.

77140443013232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397853 (or 397847 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 41.

The spelling of 77140443013232 in words is "seventy-seven trillion, one hundred forty billion, four hundred forty-three million, thirteen thousand, two hundred thirty-two".