2116534625430 has 64 divisors (see below), whose sum is σ = 5378690443968. Its totient is φ = 531188695040.

The previous prime is 2116534625399. The next prime is 2116534625461. The reversal of 2116534625430 is 345264356112.

It is an interprime number because it is at equal distance from previous prime (2116534625399) and next prime (2116534625461).

It is a super-2 number, since 2×2116534625430² (a number of 25 digits) contains 22 as substring.

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, 17248774 + ... + 17371046.

It is an arithmetic number, because the mean of its divisors is an integer number (84042038187).

Almost surely, 2^{2116534625430} is an apocalyptic number.

2116534625430 is an abundant number, since it is smaller than the sum of its proper divisors (3262155818538).

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

2116534625430 is a wasteful number, since it uses less digits than its factorization.

2116534625430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156241.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 2116534625430 in words is "two trillion, one hundred sixteen billion, five hundred thirty-four million, six hundred twenty-five thousand, four hundred thirty".