77637076401 has 8 divisors (see below), whose sum is σ = 103869400320. Its totient is φ = 51581401712.

The previous prime is 77637076393. The next prime is 77637076411. The reversal of 77637076401 is 10467073677.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 77637076401 - 2³ = 77637076393 is a prime.

It is a super-2 number, since 2×77637076401² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (77637076411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44161281 + ... + 44163038.

It is an arithmetic number, because the mean of its divisors is an integer number (12983675040).

Almost surely, 2^77637076401 is an apocalyptic number.

It is an amenable number.

77637076401 is a deficient number, since it is larger than the sum of its proper divisors (26232323919).

77637076401 is a wasteful number, since it uses less digits than its factorization.

77637076401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88324615.

The product of its (nonzero) digits is 1037232, while the sum is 48.

The spelling of 77637076401 in words is "seventy-seven billion, six hundred thirty-seven million, seventy-six thousand, four hundred one".