232449597249981 has 16 divisors (see below), whose sum is σ = 310920202166400. Its totient is φ = 154472725754048.

The previous prime is 232449597249973. The next prime is 232449597249983. The reversal of 232449597249981 is 189942795944232.

It is a cyclic number.

It is not a de Polignac number, because 232449597249981 - 2³ = 232449597249973 is a prime.

It is a super-2 number, since 2×232449597249981² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 232449597249897 and 232449597249906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232449597249983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26815000 + ... + 34408478.

It is an arithmetic number, because the mean of its divisors is an integer number (19432512635400).

Almost surely, 2^{232449597249981} is an apocalyptic number.

It is an amenable number.

232449597249981 is a deficient number, since it is larger than the sum of its proper divisors (78470604916419).

232449597249981 is a wasteful number, since it uses less digits than its factorization.

232449597249981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7625988.

The product of its digits is 2821754880, while the sum is 78.

The spelling of 232449597249981 in words is "two hundred thirty-two trillion, four hundred forty-nine billion, five hundred ninety-seven million, two hundred forty-nine thousand, nine hundred eighty-one".