184780136961 has 12 divisors (see below), whose sum is σ = 305033876992. Its totient is φ = 105588649656.

The previous prime is 184780136939. The next prime is 184780136999. The reversal of 184780136961 is 169631087481.

It is not a de Polignac number, because 184780136961 - 2²³ = 184771748353 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 184780136898 and 184780136907.

It is not an unprimeable number, because it can be changed into a prime (184780134961) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1466508961 + ... + 1466509086.

Almost surely, 2^184780136961 is an apocalyptic number.

It is an amenable number.

184780136961 is a deficient number, since it is larger than the sum of its proper divisors (120253740031).

184780136961 is a wasteful number, since it uses less digits than its factorization.

184780136961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2933018060 (or 2933018057 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 54.

The spelling of 184780136961 in words is "one hundred eighty-four billion, seven hundred eighty million, one hundred thirty-six thousand, nine hundred sixty-one".