332423541150661 has 4 divisors (see below), whose sum is σ = 332426179286572. Its totient is φ = 332420903014752.

The previous prime is 332423541150647. The next prime is 332423541150677. The reversal of 332423541150661 is 166051145324233.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 45562419000036 + 286861122150625 = 6749994^2 + 16936975^2 .

It is a cyclic number.

It is not a de Polignac number, because 332423541150661 - 2²⁷ = 332423406932933 is a prime.

It is a super-2 number, since 2×332423541150661² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332423541150611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1318878936 + ... + 1319130961.

It is an arithmetic number, because the mean of its divisors is an integer number (83106544821643).

Almost surely, 2^{332423541150661} is an apocalyptic number.

It is an amenable number.

332423541150661 is a deficient number, since it is larger than the sum of its proper divisors (2638135911).

332423541150661 is a wasteful number, since it uses less digits than its factorization.

332423541150661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2638135910.

The product of its (nonzero) digits is 1555200, while the sum is 46.

Adding to 332423541150661 its reverse (166051145324233), we get a palindrome (498474686474894).

The spelling of 332423541150661 in words is "three hundred thirty-two trillion, four hundred twenty-three billion, five hundred forty-one million, one hundred fifty thousand, six hundred sixty-one".