33402124490 has 24 divisors (see below), whose sum is σ = 69939959652. Its totient is φ = 11452156800.

The previous prime is 33402124487. The next prime is 33402124523. The reversal of 33402124490 is 9442120433.

It can be written as a sum of positive squares in 2 ways, for example, as 33167330161 + 234794329 = 182119^2 + 15323^2 .

It is a super-2 number, since 2×33402124490² (a number of 22 digits) contains 22 as substring.

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, 34083311 + ... + 34084290.

Almost surely, 2^33402124490 is an apocalyptic number.

33402124490 is an abundant number, since it is smaller than the sum of its proper divisors (36537835162).

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

33402124490 is a wasteful number, since it uses less digits than its factorization.

33402124490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68167622 (or 68167615 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 33402124490 in words is "thirty-three billion, four hundred two million, one hundred twenty-four thousand, four hundred ninety".