455146640734722 has 16 divisors (see below), whose sum is σ = 921815981235840. Its totient is φ = 149795096950512.

The previous prime is 455146640734711. The next prime is 455146640734783. The reversal of 455146640734722 is 227437046641554.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480112489753 + ... + 480112490700.

It is an arithmetic number, because the mean of its divisors is an integer number (57613498827240).

Almost surely, 2^{455146640734722} is an apocalyptic number.

455146640734722 is an abundant number, since it is smaller than the sum of its proper divisors (466669340501118).

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

455146640734722 is a wasteful number, since it uses less digits than its factorization.

455146640734722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960224980537.

The product of its (nonzero) digits is 135475200, while the sum is 60.

The spelling of 455146640734722 in words is "four hundred fifty-five trillion, one hundred forty-six billion, six hundred forty million, seven hundred thirty-four thousand, seven hundred twenty-two".