505354102542 has 12 divisors (see below), whose sum is σ = 1094933888880. Its totient is φ = 168451367508.

The previous prime is 505354102507. The next prime is 505354102567. The reversal of 505354102542 is 245201453505.

505354102542 is a `hidden beast` number, since 5 + 0 + 5 + 3 + 5 + 4 + 102 + 542 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 505354102497 and 505354102506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14037613942 + ... + 14037613977.

It is an arithmetic number, because the mean of its divisors is an integer number (91244490740).

Almost surely, 2^505354102542 is an apocalyptic number.

505354102542 is an abundant number, since it is smaller than the sum of its proper divisors (589579786338).

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

505354102542 is a wasteful number, since it uses less digits than its factorization.

505354102542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28075227927 (or 28075227924 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 505354102542 in words is "five hundred five billion, three hundred fifty-four million, one hundred two thousand, five hundred forty-two".