505421432626 has 8 divisors (see below), whose sum is σ = 827053253424. Its totient is φ = 229737014820.

The previous prime is 505421432623. The next prime is 505421432657. The reversal of 505421432626 is 626234124505.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (505421432623) 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, 11486850720 + ... + 11486850763.

It is an arithmetic number, because the mean of its divisors is an integer number (103381656678).

Almost surely, 2^505421432626 is an apocalyptic number.

505421432626 is a deficient number, since it is larger than the sum of its proper divisors (321631820798).

505421432626 is a wasteful number, since it uses less digits than its factorization.

505421432626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22973701496.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 505421432626 in words is "five hundred five billion, four hundred twenty-one million, four hundred thirty-two thousand, six hundred twenty-six".