61324166052 has 36 divisors (see below), whose sum is σ = 156436019740. Its totient is φ = 20253851712.

The previous prime is 61324166039. The next prime is 61324166081. The reversal of 61324166052 is 25066142316.

61324166052 is a `hidden beast` number, since 6 + 1 + 3 + 2 + 41 + 6 + 605 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 55896307776 + 5427858276 = 236424^2 + 73674^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 61324165998 and 61324166016.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7810063 + ... + 7817910.

Almost surely, 2^61324166052 is an apocalyptic number.

It is an amenable number.

61324166052 is an abundant number, since it is smaller than the sum of its proper divisors (95111853688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61324166052 is a wasteful number, since it uses less digits than its factorization.

61324166052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15628092 (or 15628087 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 61324166052 in words is "sixty-one billion, three hundred twenty-four million, one hundred sixty-six thousand, fifty-two".