2427521157732 has 24 divisors (see below), whose sum is σ = 6179144765472. Its totient is φ = 735612472000.

The previous prime is 2427521157709. The next prime is 2427521157739. The reversal of 2427521157732 is 2377511257242.

It is not an unprimeable number, because it can be changed into a prime (2427521157739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9195155769 + ... + 9195156032.

It is an arithmetic number, because the mean of its divisors is an integer number (257464365228).

Almost surely, 2^{2427521157732} is an apocalyptic number.

2427521157732 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2427521157732 is an abundant number, since it is smaller than the sum of its proper divisors (3751623607740).

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

2427521157732 is a wasteful number, since it uses less digits than its factorization.

2427521157732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18390311819 (or 18390311817 counting only the distinct ones).

The product of its digits is 1646400, while the sum is 48.

The spelling of 2427521157732 in words is "two trillion, four hundred twenty-seven billion, five hundred twenty-one million, one hundred fifty-seven thousand, seven hundred thirty-two".