101552250400 has 36 divisors (see below), whose sum is σ = 247914433242. Its totient is φ = 40620899840.

The previous prime is 101552250361. The next prime is 101552250421. The reversal of 101552250400 is 4052255101.

It can be written as a sum of positive squares in 3 ways, for example, as 95177186064 + 6375064336 = 308508^2 + 79844^2 .

It is a super-2 number, since 2×101552250400² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63469357 + ... + 63470956.

Almost surely, 2^101552250400 is an apocalyptic number.

101552250400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101552250400 is an abundant number, since it is smaller than the sum of its proper divisors (146362182842).

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

101552250400 is a wasteful number, since it uses less digits than its factorization.

101552250400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126940333 (or 126940320 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The spelling of 101552250400 in words is "one hundred one billion, five hundred fifty-two million, two hundred fifty thousand, four hundred".