77137402265275 has 48 divisors (see below), whose sum is σ = 105306696324000. Its totient is φ = 56047424188800.

The previous prime is 77137402265263. The next prime is 77137402265279. The reversal of 77137402265275 is 57256220473177.

It is a happy number.

It is not a de Polignac number, because 77137402265275 - 2⁹ = 77137402264763 is a prime.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (77137402265279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34486701 + ... + 36655249.

It is an arithmetic number, because the mean of its divisors is an integer number (2193889506750).

Almost surely, 2^{77137402265275} is an apocalyptic number.

77137402265275 is a deficient number, since it is larger than the sum of its proper divisors (28169294058725).

77137402265275 is a wasteful number, since it uses less digits than its factorization.

77137402265275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2169661 (or 2169634 counting only the distinct ones).

The product of its (nonzero) digits is 34574400, while the sum is 58.

The spelling of 77137402265275 in words is "seventy-seven trillion, one hundred thirty-seven billion, four hundred two million, two hundred sixty-five thousand, two hundred seventy-five".