54040153512 has 32 divisors (see below), whose sum is σ = 135561494880. Its totient is φ = 17951903040.

The previous prime is 54040153483. The next prime is 54040153513. The reversal of 54040153512 is 21535104045.

It is a self number, because there is not a number n which added to its sum of digits gives 54040153512.

It is not an unprimeable number, because it can be changed into a prime (54040153513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3835414 + ... + 3849477.

It is an arithmetic number, because the mean of its divisors is an integer number (4236296715).

Almost surely, 2^54040153512 is an apocalyptic number.

It is an amenable number.

54040153512 is an abundant number, since it is smaller than the sum of its proper divisors (81521341368).

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

54040153512 is a wasteful number, since it uses less digits than its factorization.

54040153512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7685193 (or 7685189 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 54040153512 its reverse (21535104045), we get a palindrome (75575257557).

The spelling of 54040153512 in words is "fifty-four billion, forty million, one hundred fifty-three thousand, five hundred twelve".