100402544532 has 24 divisors (see below), whose sum is σ = 242350970400. Its totient is φ = 32313462496.

The previous prime is 100402544519. The next prime is 100402544581. The reversal of 100402544532 is 235445204001.

It is a self number, because there is not a number n which added to its sum of digits gives 100402544532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144256182 + ... + 144256877.

It is an arithmetic number, because the mean of its divisors is an integer number (10097957100).

Almost surely, 2^100402544532 is an apocalyptic number.

100402544532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100402544532 is an abundant number, since it is smaller than the sum of its proper divisors (141948425868).

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

100402544532 is a wasteful number, since it uses less digits than its factorization.

100402544532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288513095 (or 288513093 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 100402544532 its reverse (235445204001), we get a palindrome (335847748533).

The spelling of 100402544532 in words is "one hundred billion, four hundred two million, five hundred forty-four thousand, five hundred thirty-two".