76000626661 has 4 divisors (see below), whose sum is σ = 77854300524. Its totient is φ = 74146952800.

The previous prime is 76000626643. The next prime is 76000626697. The reversal of 76000626661 is 16662600067.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16662600067 = 2767 ⋅6021901.

It can be written as a sum of positive squares in 2 ways, for example, as 14779021761 + 61221604900 = 121569^2 + 247430^2 .

It is a cyclic number.

It is not a de Polignac number, because 76000626661 - 2⁵ = 76000626629 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 (76000626061) 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, 926836870 + ... + 926836951.

It is an arithmetic number, because the mean of its divisors is an integer number (19463575131).

Almost surely, 2^76000626661 is an apocalyptic number.

It is an amenable number.

76000626661 is a deficient number, since it is larger than the sum of its proper divisors (1853673863).

76000626661 is a wasteful number, since it uses less digits than its factorization.

76000626661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1853673862.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 76000626661 in words is "seventy-six billion, six hundred twenty-six thousand, six hundred sixty-one".