75422655622457 has 96 divisors (see below), whose sum is σ = 97642582152192. Its totient is φ = 57610662912000.

The previous prime is 75422655622403. The next prime is 75422655622471.

75422655622457 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 75422655622457 - 2¹⁴ = 75422655606073 is a prime.

It is a super-2 number, since 2×75422655622457² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 75422655622457.

It is not an unprimeable number, because it can be changed into a prime (75422655622157) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1348707857 + ... + 1348763777.

It is an arithmetic number, because the mean of its divisors is an integer number (1017110230752).

Almost surely, 2^{75422655622457} is an apocalyptic number.

It is an amenable number.

75422655622457 is a deficient number, since it is larger than the sum of its proper divisors (22219926529735).

75422655622457 is a wasteful number, since it uses less digits than its factorization.

75422655622457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57631 (or 57620 counting only the distinct ones).

The product of its digits is 282240000, while the sum is 62.

The spelling of 75422655622457 in words is "seventy-five trillion, four hundred twenty-two billion, six hundred fifty-five million, six hundred twenty-two thousand, four hundred fifty-seven".