2151516214430 has 64 divisors (see below), whose sum is σ = 4352857258176. Its totient is φ = 758875008000.

The previous prime is 2151516214411. The next prime is 2151516214453. The reversal of 2151516214430 is 344126151512.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 598541 + ... + 2159000.

It is an arithmetic number, because the mean of its divisors is an integer number (68013394659).

Almost surely, 2^{2151516214430} is an apocalyptic number.

2151516214430 is an abundant number, since it is smaller than the sum of its proper divisors (2201341043746).

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

2151516214430 is a wasteful number, since it uses less digits than its factorization.

2151516214430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2757773.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 2151516214430 in words is "two trillion, one hundred fifty-one billion, five hundred sixteen million, two hundred fourteen thousand, four hundred thirty".