75242199900 has 108 divisors (see below), whose sum is σ = 253243796568. Its totient is φ = 17198213760.

The previous prime is 75242199899. The next prime is 75242199911. The reversal of 75242199900 is 999124257.

It is a super-2 number, since 2×75242199900² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 75242199900.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2544559 + ... + 2573958.

Almost surely, 2^75242199900 is an apocalyptic number.

75242199900 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

75242199900 is an abundant number, since it is smaller than the sum of its proper divisors (178001596668).

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

75242199900 is a wasteful number, since it uses less digits than its factorization.

75242199900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5118548 (or 5118534 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 48.

The spelling of 75242199900 in words is "seventy-five billion, two hundred forty-two million, one hundred ninety-nine thousand, nine hundred".