76500863261409 has 16 divisors (see below), whose sum is σ = 104758272320000. Its totient is φ = 49622023630080.

The previous prime is 76500863261399. The next prime is 76500863261447. The reversal of 76500863261409 is 90416236800567.

It is not a de Polignac number, because 76500863261409 - 2²⁴ = 76500846484193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76500863268409) 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, 41273049 + ... + 43086729.

It is an arithmetic number, because the mean of its divisors is an integer number (6547392020000).

It is a 1-persistent number, because it is pandigital, but 2⋅76500863261409 = 153001726522818 is not.

Almost surely, 2^{76500863261409} is an apocalyptic number.

It is an amenable number.

76500863261409 is a deficient number, since it is larger than the sum of its proper divisors (28257409058591).

76500863261409 is a wasteful number, since it uses less digits than its factorization.

76500863261409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193720.

The product of its (nonzero) digits is 13063680, while the sum is 57.

The spelling of 76500863261409 in words is "seventy-six trillion, five hundred billion, eight hundred sixty-three million, two hundred sixty-one thousand, four hundred nine".