130501577448 has 96 divisors (see below), whose sum is σ = 385776836640. Its totient is φ = 39525010560.

The previous prime is 130501577447. The next prime is 130501577449. The reversal of 130501577448 is 844775105031.

130501577448 is a `hidden beast` number, since 1 + 3 + 0 + 50 + 157 + 7 + 448 = 666.

It is an interprime number because it is at equal distance from previous prime (130501577447) and next prime (130501577449).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (130501577441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1488315 + ... + 1573557.

It is an arithmetic number, because the mean of its divisors is an integer number (4018508715).

Almost surely, 2^130501577448 is an apocalyptic number.

130501577448 is a gapful number since it is divisible by the number (18) 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 130501577448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192888418320).

130501577448 is an abundant number, since it is smaller than the sum of its proper divisors (255275259192).

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

130501577448 is a wasteful number, since it uses less digits than its factorization.

130501577448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87199 (or 87192 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 45.

The spelling of 130501577448 in words is "one hundred thirty billion, five hundred one million, five hundred seventy-seven thousand, four hundred forty-eight".