100531376052 has 96 divisors (see below), whose sum is σ = 254194899840. Its totient is φ = 30806630400.

The previous prime is 100531376051. The next prime is 100531376081. The reversal of 100531376052 is 250673135001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100531376051) 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, 1863052 + ... + 1916252.

It is an arithmetic number, because the mean of its divisors is an integer number (2647863540).

Almost surely, 2^100531376052 is an apocalyptic number.

100531376052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100531376052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127097449920).

100531376052 is an abundant number, since it is smaller than the sum of its proper divisors (153663523788).

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

100531376052 is a wasteful number, since it uses less digits than its factorization.

100531376052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53441 (or 53439 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 33.

The spelling of 100531376052 in words is "one hundred billion, five hundred thirty-one million, three hundred seventy-six thousand, fifty-two".