550401000372 has 24 divisors (see below), whose sum is σ = 1426965556800. Its totient is φ = 183467000088.

The previous prime is 550401000343. The next prime is 550401000377. The reversal of 550401000372 is 273000104055.

It is a happy number.

550401000372 is a `hidden beast` number, since 550 + 4 + 0 + 100 + 0 + 3 + 7 + 2 = 666.

It is a super-2 number, since 2×550401000372² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550401000377) 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, 2548152672 + ... + 2548152887.

It is an arithmetic number, because the mean of its divisors is an integer number (59456898200).

Almost surely, 2^550401000372 is an apocalyptic number.

It is an amenable number.

550401000372 is an abundant number, since it is smaller than the sum of its proper divisors (876564556428).

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

550401000372 is a wasteful number, since it uses less digits than its factorization.

550401000372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5096305572 (or 5096305564 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The spelling of 550401000372 in words is "five hundred fifty billion, four hundred one million, three hundred seventy-two", and thus it is an aban number.