130720457734 has 8 divisors (see below), whose sum is σ = 196124634720. Its totient is φ = 65345579496.

The previous prime is 130720457723. The next prime is 130720457741. The reversal of 130720457734 is 437754027031.

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

It is a congruent number.

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, 7313529 + ... + 7331380.

It is an arithmetic number, because the mean of its divisors is an integer number (24515579340).

Almost surely, 2^130720457734 is an apocalyptic number.

130720457734 is a deficient number, since it is larger than the sum of its proper divisors (65404176986).

130720457734 is a wasteful number, since it uses less digits than its factorization.

130720457734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14649374.

The product of its (nonzero) digits is 493920, while the sum is 43.

The spelling of 130720457734 in words is "one hundred thirty billion, seven hundred twenty million, four hundred fifty-seven thousand, seven hundred thirty-four".