45970217057956 has 27 divisors (see below), whose sum is σ = 83127445571457. Its totient is φ = 22243450011120.

The previous prime is 45970217057951. The next prime is 45970217057981. The reversal of 45970217057956 is 65975071207954.

The square root of 45970217057956 is 6780134.

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

It can be written as a sum of positive squares in only one way, i.e., 523958822500 + 45446258235456 = 723850^2 + 6741384^2 .

It is a super-2 number, since 2×45970217057956² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45970217057891 and 45970217057900.

It is not an unprimeable number, because it can be changed into a prime (45970217057951) 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, 420313630 + ... + 420422986.

Almost surely, 2^{45970217057956} is an apocalyptic number.

45970217057956 is the 6780134-th square number.

It is an amenable number.

45970217057956 is a deficient number, since it is larger than the sum of its proper divisors (37157228513501).

45970217057956 is an frugal number, since it uses more digits than its factorization.

45970217057956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218780 (or 109390 counting only the distinct ones).

The product of its (nonzero) digits is 166698000, while the sum is 67.

The spelling of 45970217057956 in words is "forty-five trillion, nine hundred seventy billion, two hundred seventeen million, fifty-seven thousand, nine hundred fifty-six".