34749445157956 has 27 divisors (see below), whose sum is σ = 61044005814519. Its totient is φ = 17308552708128.

The previous prime is 34749445157951. The next prime is 34749445157989. The reversal of 34749445157956 is 65975154494743.

The square root of 34749445157956 is 5894866.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 5325156216900 + 29424288941056 = 2307630^2 + 5424416^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34749445157951) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3171432430 + ... + 3171443386.

Almost surely, 2^{34749445157956} is an apocalyptic number.

34749445157956 is the 5894866-th square number.

It is an amenable number.

34749445157956 is a deficient number, since it is larger than the sum of its proper divisors (26294560656563).

34749445157956 is an frugal number, since it uses more digits than its factorization.

34749445157956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22456 (or 11228 counting only the distinct ones).

The product of its digits is 2286144000, while the sum is 73.

The spelling of 34749445157956 in words is "thirty-four trillion, seven hundred forty-nine billion, four hundred forty-five million, one hundred fifty-seven thousand, nine hundred fifty-six".