16252615406140 has 12 divisors (see below), whose sum is σ = 34130492352936. Its totient is φ = 6501046162448.

The previous prime is 16252615406123. The next prime is 16252615406173. The reversal of 16252615406140 is 4160451625261.

16252615406140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406315385134 + ... + 406315385173.

It is an arithmetic number, because the mean of its divisors is an integer number (2844207696078).

Almost surely, 2^{16252615406140} is an apocalyptic number.

16252615406140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16252615406140 is an abundant number, since it is smaller than the sum of its proper divisors (17877876946796).

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

16252615406140 is a wasteful number, since it uses less digits than its factorization.

16252615406140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812630770316 (or 812630770314 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 16252615406140 in words is "sixteen trillion, two hundred fifty-two billion, six hundred fifteen million, four hundred six thousand, one hundred forty".