2516764013918 has 16 divisors (see below), whose sum is σ = 4706675558784. Its totient is φ = 980557407960.

The previous prime is 2516764013879. The next prime is 2516764013921. The reversal of 2516764013918 is 8193104676152.

It is a super-2 number, since 2×2516764013918² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2516764013918.

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, 8171311580 + ... + 8171311887.

It is an arithmetic number, because the mean of its divisors is an integer number (294167222424).

It is a 1-persistent number, because it is pandigital, but 2⋅2516764013918 = 5033528027836 is not.

Almost surely, 2^{2516764013918} is an apocalyptic number.

2516764013918 is a deficient number, since it is larger than the sum of its proper divisors (2189911544866).

2516764013918 is a wasteful number, since it uses less digits than its factorization.

2516764013918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16342623487.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The spelling of 2516764013918 in words is "two trillion, five hundred sixteen billion, seven hundred sixty-four million, thirteen thousand, nine hundred eighteen".