54326590578 has 48 divisors (see below), whose sum is σ = 126788964120. Its totient is φ = 16712324352.

The previous prime is 54326590567. The next prime is 54326590597. The reversal of 54326590578 is 87509562345.

54326590578 is a `hidden beast` number, since 5 + 4 + 3 + 2 + 65 + 9 + 0 + 578 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 25025025249 + 29301565329 = 158193^2 + 171177^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1211868 + ... + 1255896.

Almost surely, 2^54326590578 is an apocalyptic number.

54326590578 is an abundant number, since it is smaller than the sum of its proper divisors (72462373542).

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

54326590578 is a wasteful number, since it uses less digits than its factorization.

54326590578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49323 (or 49320 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 54.

The spelling of 54326590578 in words is "fifty-four billion, three hundred twenty-six million, five hundred ninety thousand, five hundred seventy-eight".