54233534440 has 16 divisors (see below), whose sum is σ = 122025452580. Its totient is φ = 21693413760.

The previous prime is 54233534429. The next prime is 54233534461. The reversal of 54233534440 is 4443533245.

It can be written as a sum of positive squares in 2 ways, for example, as 52816313124 + 1417221316 = 229818^2 + 37646^2 .

It is a super-2 number, since 2×54233534440² (a number of 22 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 54233534440.

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, 677919141 + ... + 677919220.

Almost surely, 2^54233534440 is an apocalyptic number.

It is an amenable number.

54233534440 is an abundant number, since it is smaller than the sum of its proper divisors (67791918140).

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

54233534440 is a wasteful number, since it uses less digits than its factorization.

54233534440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355838372 (or 1355838368 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 37.

The spelling of 54233534440 in words is "fifty-four billion, two hundred thirty-three million, five hundred thirty-four thousand, four hundred forty".