33531645054 has 32 divisors (see below), whose sum is σ = 67608673920. Its totient is φ = 11086634592.

The previous prime is 33531645047. The next prime is 33531645131. The reversal of 33531645054 is 45054613533.

It is a super-2 number, since 2×33531645054² (a number of 22 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 15 ways as a sum of consecutive naturals, for example, 387057 + ... + 465699.

It is an arithmetic number, because the mean of its divisors is an integer number (2112771060).

Almost surely, 2^33531645054 is an apocalyptic number.

33531645054 is an abundant number, since it is smaller than the sum of its proper divisors (34077028866).

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

33531645054 is a wasteful number, since it uses less digits than its factorization.

33531645054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79224.

The product of its (nonzero) digits is 324000, while the sum is 39.

The spelling of 33531645054 in words is "thirty-three billion, five hundred thirty-one million, six hundred forty-five thousand, fifty-four".