55038631604 has 72 divisors (see below), whose sum is σ = 107008097280. Its totient is φ = 24749746560.

The previous prime is 55038631603. The next prime is 55038631619. The reversal of 55038631604 is 40613683055.

It is a super-2 number, since 2×55038631604² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55038631603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25754024 + ... + 25756160.

Almost surely, 2^55038631604 is an apocalyptic number.

It is an amenable number.

55038631604 is a deficient number, since it is larger than the sum of its proper divisors (51969465676).

55038631604 is a wasteful number, since it uses less digits than its factorization.

55038631604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2709 (or 2696 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 55038631604 in words is "fifty-five billion, thirty-eight million, six hundred thirty-one thousand, six hundred four".