504530055450131 has 4 divisors (see below), whose sum is σ = 526466144817552. Its totient is φ = 482593966082712.

The previous prime is 504530055450073. The next prime is 504530055450143. The reversal of 504530055450131 is 131054550035405.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 504530055450131 - 2²² = 504530051255827 is a prime.

It is a super-2 number, since 2×504530055450131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504530055470131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10968044683676 + ... + 10968044683721.

It is an arithmetic number, because the mean of its divisors is an integer number (131616536204388).

Almost surely, 2^{504530055450131} is an apocalyptic number.

504530055450131 is a deficient number, since it is larger than the sum of its proper divisors (21936089367421).

504530055450131 is a wasteful number, since it uses less digits than its factorization.

504530055450131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21936089367420.

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 504530055450131 in words is "five hundred four trillion, five hundred thirty billion, fifty-five million, four hundred fifty thousand, one hundred thirty-one".