16031052242400 has 144 divisors (see below), whose sum is σ = 56195004008304. Its totient is φ = 3946105159680.

The previous prime is 16031052242393. The next prime is 16031052242441. The reversal of 16031052242400 is 424225013061.

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

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, 256876689 + ... + 256939088.

It is an arithmetic number, because the mean of its divisors is an integer number (390243083391).

Almost surely, 2^{16031052242400} is an apocalyptic number.

16031052242400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16031052242400 is an abundant number, since it is smaller than the sum of its proper divisors (40163951765904).

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

16031052242400 is a wasteful number, since it uses less digits than its factorization.

16031052242400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513815813 (or 513815800 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 16031052242400 its reverse (424225013061), we get a palindrome (16455277255461).

The spelling of 16031052242400 in words is "sixteen trillion, thirty-one billion, fifty-two million, two hundred forty-two thousand, four hundred".