100525214550 has 48 divisors (see below), whose sum is σ = 251205653952. Its totient is φ = 26602087200.

The previous prime is 100525214527. The next prime is 100525214683. The reversal of 100525214550 is 55412525001.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2538244 + ... + 2577543.

It is an arithmetic number, because the mean of its divisors is an integer number (5233451124).

Almost surely, 2^100525214550 is an apocalyptic number.

100525214550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100525214550 is an abundant number, since it is smaller than the sum of its proper divisors (150680439402).

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

100525214550 is a wasteful number, since it uses less digits than its factorization.

100525214550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5115933 (or 5115928 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

Adding to 100525214550 its reverse (55412525001), we get a palindrome (155937739551).

The spelling of 100525214550 in words is "one hundred billion, five hundred twenty-five million, two hundred fourteen thousand, five hundred fifty".