76475967621 has 8 divisors (see below), whose sum is σ = 102405588480. Its totient is φ = 50765162592.

The previous prime is 76475967493. The next prime is 76475967643. The reversal of 76475967621 is 12676957467.

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

It is not a de Polignac number, because 76475967621 - 2⁷ = 76475967493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76475967671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54703141 + ... + 54704538.

It is an arithmetic number, because the mean of its divisors is an integer number (12800698560).

Almost surely, 2^76475967621 is an apocalyptic number.

It is an amenable number.

76475967621 is a deficient number, since it is larger than the sum of its proper divisors (25929620859).

76475967621 is a wasteful number, since it uses less digits than its factorization.

76475967621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109407915.

The product of its digits is 26671680, while the sum is 60.

The spelling of 76475967621 in words is "seventy-six billion, four hundred seventy-five million, nine hundred sixty-seven thousand, six hundred twenty-one".