56451226506 has 8 divisors (see below), whose sum is σ = 112902453024. Its totient is φ = 18817075500.

The previous prime is 56451226501. The next prime is 56451226537. The reversal of 56451226506 is 60562215465.

It is a happy number.

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

56451226506 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (56451226501) 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, 4704268870 + ... + 4704268881.

It is an arithmetic number, because the mean of its divisors is an integer number (14112806628).

Almost surely, 2^56451226506 is an apocalyptic number.

56451226506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56451226506 is a wasteful number, since it uses less digits than its factorization.

56451226506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9408537756.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 56451226506 in words is "fifty-six billion, four hundred fifty-one million, two hundred twenty-six thousand, five hundred six".