511340051534542 has 16 divisors (see below), whose sum is σ = 791774051644800. Its totient is φ = 247415820023520.

The previous prime is 511340051534531. The next prime is 511340051534551. The reversal of 511340051534542 is 245435150043115.

It is a super-2 number, since 2×511340051534542² (a number of 30 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 7 ways as a sum of consecutive naturals, for example, 110813317 + ... + 115335472.

It is an arithmetic number, because the mean of its divisors is an integer number (49485878227800).

Almost surely, 2^{511340051534542} is an apocalyptic number.

511340051534542 is a deficient number, since it is larger than the sum of its proper divisors (280434000110258).

511340051534542 is a wasteful number, since it uses less digits than its factorization.

511340051534542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226185291.

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 511340051534542 in words is "five hundred eleven trillion, three hundred forty billion, fifty-one million, five hundred thirty-four thousand, five hundred forty-two".