90477166636 has 12 divisors (see below), whose sum is σ = 162614367328. Its totient is φ = 44015918832.

The previous prime is 90477166621. The next prime is 90477166643. The reversal of 90477166636 is 63666177409.

It is a super-2 number, since 2×90477166636² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305665956 + ... + 305666251.

Almost surely, 2^90477166636 is an apocalyptic number.

It is an amenable number.

90477166636 is a deficient number, since it is larger than the sum of its proper divisors (72137200692).

90477166636 is a wasteful number, since it uses less digits than its factorization.

90477166636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611332248 (or 611332246 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 55.

The spelling of 90477166636 in words is "ninety billion, four hundred seventy-seven million, one hundred sixty-six thousand, six hundred thirty-six".