130456721762 has 8 divisors (see below), whose sum is σ = 195961086300. Its totient is φ = 65136359664.

The previous prime is 130456721749. The next prime is 130456721771. The reversal of 130456721762 is 267127654031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 126500437561 + 3956284201 = 355669^2 + 62899^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45998837 + ... + 46001672.

Almost surely, 2^130456721762 is an apocalyptic number.

130456721762 is a deficient number, since it is larger than the sum of its proper divisors (65504364538).

130456721762 is an equidigital number, since it uses as much as digits as its factorization.

130456721762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92001220.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 130456721762 in words is "one hundred thirty billion, four hundred fifty-six million, seven hundred twenty-one thousand, seven hundred sixty-two".