765032141538 has 48 divisors (see below), whose sum is σ = 1902860284416. Its totient is φ = 217600421760.

The previous prime is 765032141521. The next prime is 765032141539. The reversal of 765032141538 is 835141230567.

It is a happy number.

765032141538 is a `hidden beast` number, since 7 + 6 + 50 + 3 + 21 + 41 + 538 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 765032141493 and 765032141502.

It is not an unprimeable number, because it can be changed into a prime (765032141539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13585543 + ... + 13641738.

It is an arithmetic number, because the mean of its divisors is an integer number (39642922592).

Almost surely, 2^765032141538 is an apocalyptic number.

765032141538 is an abundant number, since it is smaller than the sum of its proper divisors (1137828142878).

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

765032141538 is a wasteful number, since it uses less digits than its factorization.

765032141538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27227519 (or 27227516 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 765032141538 in words is "seven hundred sixty-five billion, thirty-two million, one hundred forty-one thousand, five hundred thirty-eight".