853451722672 has 20 divisors (see below), whose sum is σ = 1655735617656. Its totient is φ = 426165111680.

The previous prime is 853451722609. The next prime is 853451722693. The reversal of 853451722672 is 276227154358.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35034298 + ... + 35058649.

Almost surely, 2^853451722672 is an apocalyptic number.

It is an amenable number.

853451722672 is a deficient number, since it is larger than the sum of its proper divisors (802283894984).

853451722672 is a wasteful number, since it uses less digits than its factorization.

853451722672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70093716 (or 70093710 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 52.

The spelling of 853451722672 in words is "eight hundred fifty-three billion, four hundred fifty-one million, seven hundred twenty-two thousand, six hundred seventy-two".