76561101 has 12 divisors (see below), whose sum is σ = 112239712. Its totient is φ = 50278536.

The previous prime is 76561099. The next prime is 76561129. The reversal of 76561101 is 10116567.

76561101 is a `hidden beast` number, since 7 + 656 + 1 + 1 + 0 + 1 = 666.

It is not a de Polignac number, because 76561101 - 2¹ = 76561099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76561171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62881 + ... + 64086.

Almost surely, 2^76561101 is an apocalyptic number.

It is an amenable number.

76561101 is a deficient number, since it is larger than the sum of its proper divisors (35678611).

76561101 is a wasteful number, since it uses less digits than its factorization.

76561101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127040 (or 127037 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 76561101 is about 8749.9200567777. The cubic root of 76561101 is about 424.6222267041.

Adding to 76561101 its reverse (10116567), we get a palindrome (86677668).

The spelling of 76561101 in words is "seventy-six million, five hundred sixty-one thousand, one hundred one".