76626551057 has 4 divisors (see below), whose sum is σ = 87573201216. Its totient is φ = 65679900900.

The previous prime is 76626551051. The next prime is 76626551059. The reversal of 76626551057 is 75015562667.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 76626551057 - 2⁸ = 76626550801 is a prime.

It is a super-3 number, since 3×76626551057³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76626550996 and 76626551014.

It is not an unprimeable number, because it can be changed into a prime (76626551051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5473325069 + ... + 5473325082.

It is an arithmetic number, because the mean of its divisors is an integer number (21893300304).

Almost surely, 2^76626551057 is an apocalyptic number.

It is an amenable number.

76626551057 is a deficient number, since it is larger than the sum of its proper divisors (10946650159).

76626551057 is a wasteful number, since it uses less digits than its factorization.

76626551057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10946650158.

The product of its (nonzero) digits is 2646000, while the sum is 50.

The spelling of 76626551057 in words is "seventy-six billion, six hundred twenty-six million, five hundred fifty-one thousand, fifty-seven".