130370451638 has 48 divisors (see below), whose sum is σ = 237474249984. Its totient is φ = 53421152400.

The previous prime is 130370451619. The next prime is 130370451703. The reversal of 130370451638 is 836154073031.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 130370451595 and 130370451604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5955413 + ... + 5977263.

It is an arithmetic number, because the mean of its divisors is an integer number (4947380208).

Almost surely, 2^130370451638 is an apocalyptic number.

130370451638 is a deficient number, since it is larger than the sum of its proper divisors (107103798346).

130370451638 is a wasteful number, since it uses less digits than its factorization.

130370451638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24537 (or 24530 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 130370451638 in words is "one hundred thirty billion, three hundred seventy million, four hundred fifty-one thousand, six hundred thirty-eight".