101916752500 has 30 divisors (see below), whose sum is σ = 222871559834. Its totient is φ = 40766700000.

The previous prime is 101916752461. The next prime is 101916752503. The reversal of 101916752500 is 5257619101.

It can be written as a sum of positive squares in 5 ways, for example, as 34288669584 + 67628082916 = 185172^2 + 260054^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 101916752500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101916752503) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20380851 + ... + 20385850.

Almost surely, 2^101916752500 is an apocalyptic number.

101916752500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101916752500 is an abundant number, since it is smaller than the sum of its proper divisors (120954807334).

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

101916752500 is an equidigital number, since it uses as much as digits as its factorization.

101916752500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40766725 (or 40766708 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 37.

The spelling of 101916752500 in words is "one hundred one billion, nine hundred sixteen million, seven hundred fifty-two thousand, five hundred".