55912601900 has 36 divisors (see below), whose sum is σ = 121514045520. Its totient is φ = 22331179200.

The previous prime is 55912601851. The next prime is 55912601957. The reversal of 55912601900 is 910621955.

It is a super-2 number, since 2×55912601900² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 356840 + ... + 489039.

Almost surely, 2^55912601900 is an apocalyptic number.

55912601900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55912601900 is an abundant number, since it is smaller than the sum of its proper divisors (65601443620).

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

55912601900 is a wasteful number, since it uses less digits than its factorization.

55912601900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846554 (or 846547 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 38.

The spelling of 55912601900 in words is "fifty-five billion, nine hundred twelve million, six hundred one thousand, nine hundred".