246645329956 has 9 divisors (see below), whose sum is σ = 431631065649. Its totient is φ = 123322168344.

The previous prime is 246645329951. The next prime is 246645330067. The reversal of 246645329956 is 659923546642.

The square root of 246645329956 is 496634.

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., 119778288100 + 126867041856 = 346090^2 + 356184^2 .

It is a super-2 number, since 2×246645329956² (a number of 24 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 = 246645329894 and 246645329903.

It is not an unprimeable number, because it can be changed into a prime (246645329951) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 869110 + ... + 1117426.

Almost surely, 2^246645329956 is an apocalyptic number.

246645329956 is the 496634-th square number.

It is an amenable number.

246645329956 is a deficient number, since it is larger than the sum of its proper divisors (184985735693).

246645329956 is an frugal number, since it uses more digits than its factorization.

246645329956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496638 (or 248319 counting only the distinct ones).

The product of its digits is 83980800, while the sum is 61.

The spelling of 246645329956 in words is "two hundred forty-six billion, six hundred forty-five million, three hundred twenty-nine thousand, nine hundred fifty-six".