55102938000 has 160 divisors (see below), whose sum is σ = 193802274432. Its totient is φ = 13358272000.

The previous prime is 55102937993. The next prime is 55102938001. The reversal of 55102938000 is 83920155.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (55102938001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 351447 + ... + 483446.

Almost surely, 2^55102938000 is an apocalyptic number.

55102938000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55102938000 is an abundant number, since it is smaller than the sum of its proper divisors (138699336432).

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

55102938000 is a wasteful number, since it uses less digits than its factorization.

55102938000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834930 (or 834914 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 55102938000 in words is "fifty-five billion, one hundred two million, nine hundred thirty-eight thousand".