76672655553 has 32 divisors (see below), whose sum is σ = 116609939712. Its totient is φ = 44392550400.

The previous prime is 76672655489. The next prime is 76672655567. The reversal of 76672655553 is 35555627667.

It is a happy number.

It is not a de Polignac number, because 76672655553 - 2⁶ = 76672655489 is a prime.

It is a super-2 number, since 2×76672655553² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76672655493 and 76672655502.

It is not an unprimeable number, because it can be changed into a prime (76672655453) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2097513 + ... + 2133753.

It is an arithmetic number, because the mean of its divisors is an integer number (3644060616).

Almost surely, 2^76672655553 is an apocalyptic number.

It is an amenable number.

76672655553 is a deficient number, since it is larger than the sum of its proper divisors (39937284159).

76672655553 is a wasteful number, since it uses less digits than its factorization.

76672655553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39465.

The product of its digits is 39690000, while the sum is 57.

The spelling of 76672655553 in words is "seventy-six billion, six hundred seventy-two million, six hundred fifty-five thousand, five hundred fifty-three".