514111198440 has 128 divisors (see below), whose sum is σ = 1823448672000. Its totient is φ = 113459017728.

The previous prime is 514111198429. The next prime is 514111198453. The reversal of 514111198440 is 44891111415.

It is a super-2 number, since 2×514111198440² (a number of 24 digits) contains 22 as substring.

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, 10528005 + ... + 10576724.

It is an arithmetic number, because the mean of its divisors is an integer number (14245692750).

Almost surely, 2^514111198440 is an apocalyptic number.

It is an amenable number.

514111198440 is an abundant number, since it is smaller than the sum of its proper divisors (1309337473560).

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

514111198440 is a wasteful number, since it uses less digits than its factorization.

514111198440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21104779 (or 21104775 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 39.

The spelling of 514111198440 in words is "five hundred fourteen billion, one hundred eleven million, one hundred ninety-eight thousand, four hundred forty".