505658474495 has 32 divisors (see below), whose sum is σ = 642328372224. Its totient is φ = 381347366400.

The previous prime is 505658474401. The next prime is 505658474507. The reversal of 505658474495 is 594474856505.

It is not a de Polignac number, because 505658474495 - 2¹⁰ = 505658473471 is a prime.

It is a super-2 number, since 2×505658474495² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 25473044 + ... + 25492886.

It is an arithmetic number, because the mean of its divisors is an integer number (20072761632).

Almost surely, 2^505658474495 is an apocalyptic number.

505658474495 is a deficient number, since it is larger than the sum of its proper divisors (136669897729).

505658474495 is a wasteful number, since it uses less digits than its factorization.

505658474495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23063.

The product of its (nonzero) digits is 120960000, while the sum is 62.

The spelling of 505658474495 in words is "five hundred five billion, six hundred fifty-eight million, four hundred seventy-four thousand, four hundred ninety-five".