130749205632 has 128 divisors (see below), whose sum is σ = 355699589760. Its totient is φ = 42537910272.

The previous prime is 130749205567. The next prime is 130749205649. The reversal of 130749205632 is 236502947031.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3911293 + ... + 3944579.

It is an arithmetic number, because the mean of its divisors is an integer number (2778903045).

Almost surely, 2^130749205632 is an apocalyptic number.

130749205632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130749205632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177849794880).

130749205632 is an abundant number, since it is smaller than the sum of its proper divisors (224950384128).

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

130749205632 is a wasteful number, since it uses less digits than its factorization.

130749205632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33550 (or 33538 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 130749205632 in words is "one hundred thirty billion, seven hundred forty-nine million, two hundred five thousand, six hundred thirty-two".