55351151504 has 40 divisors (see below), whose sum is σ = 117009466272. Its totient is φ = 25155902720.

The previous prime is 55351151491. The next prime is 55351151509. The reversal of 55351151504 is 40515115355.

55351151504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55351151504² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55351151509) 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, 1431692 + ... + 1469844.

Almost surely, 2^55351151504 is an apocalyptic number.

It is an amenable number.

55351151504 is an abundant number, since it is smaller than the sum of its proper divisors (61658314768).

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

55351151504 is a wasteful number, since it uses less digits than its factorization.

55351151504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46415 (or 46409 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 35.

Adding to 55351151504 its reverse (40515115355), we get a palindrome (95866266859).

The spelling of 55351151504 in words is "fifty-five billion, three hundred fifty-one million, one hundred fifty-one thousand, five hundred four".