130641765092 has 24 divisors (see below), whose sum is σ = 239232333816. Its totient is φ = 62356290048.

The previous prime is 130641765073. The next prime is 130641765119. The reversal of 130641765092 is 290567146031.

It can be written as a sum of positive squares in 4 ways, for example, as 26684529316 + 103957235776 = 163354^2 + 322424^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8319653 + ... + 8335340.

It is an arithmetic number, because the mean of its divisors is an integer number (9968013909).

Almost surely, 2^130641765092 is an apocalyptic number.

It is an amenable number.

130641765092 is a deficient number, since it is larger than the sum of its proper divisors (108590568724).

130641765092 is a wasteful number, since it uses less digits than its factorization.

130641765092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16655087 (or 16655085 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 44.

Adding to 130641765092 its sum of digits (44), we get a square (130641765136 = 361444²).

The spelling of 130641765092 in words is "one hundred thirty billion, six hundred forty-one million, seven hundred sixty-five thousand, ninety-two".