2116512314452 has 24 divisors (see below), whose sum is σ = 3821930680680. Its totient is φ = 1024908925440.

The previous prime is 2116512314447. The next prime is 2116512314467. The reversal of 2116512314452 is 2544132156112.

It can be written as a sum of positive squares in 4 ways, for example, as 15531639876 + 2100980674576 = 124626^2 + 1449476^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47078127 + ... + 47123062.

It is an arithmetic number, because the mean of its divisors is an integer number (159247111695).

Almost surely, 2^{2116512314452} is an apocalyptic number.

It is an amenable number.

2116512314452 is a deficient number, since it is larger than the sum of its proper divisors (1705418366228).

2116512314452 is a wasteful number, since it uses less digits than its factorization.

2116512314452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94201371 (or 94201369 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The spelling of 2116512314452 in words is "two trillion, one hundred sixteen billion, five hundred twelve million, three hundred fourteen thousand, four hundred fifty-two".