20674375350 has 24 divisors (see below), whose sum is σ = 51272451240. Its totient is φ = 5513166720.

The previous prime is 20674375331. The next prime is 20674375391. The reversal of 20674375350 is 5357347602.

It is a super-2 number, since 2×20674375350² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68914435 + ... + 68914734.

It is an arithmetic number, because the mean of its divisors is an integer number (2136352135).

Almost surely, 2^20674375350 is an apocalyptic number.

20674375350 is an abundant number, since it is smaller than the sum of its proper divisors (30598075890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20674375350 is a wasteful number, since it uses less digits than its factorization.

20674375350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137829184 (or 137829179 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 42.

The spelling of 20674375350 in words is "twenty billion, six hundred seventy-four million, three hundred seventy-five thousand, three hundred fifty".