853372909455 has 32 divisors (see below), whose sum is σ = 1490346632448. Its totient is φ = 413527948800.

The previous prime is 853372909451. The next prime is 853372909457. The reversal of 853372909455 is 554909273358.

It is not a de Polignac number, because 853372909455 - 2² = 853372909451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853372909451) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1129114 + ... + 1726743.

It is an arithmetic number, because the mean of its divisors is an integer number (46573332264).

Almost surely, 2^853372909455 is an apocalyptic number.

853372909455 is a deficient number, since it is larger than the sum of its proper divisors (636973722993).

853372909455 is a wasteful number, since it uses less digits than its factorization.

853372909455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857687.

The product of its (nonzero) digits is 40824000, while the sum is 60.

The spelling of 853372909455 in words is "eight hundred fifty-three billion, three hundred seventy-two million, nine hundred nine thousand, four hundred fifty-five".