2431425851538 has 16 divisors (see below), whose sum is σ = 4862871408096. Its totient is φ = 810471999680.

The previous prime is 2431425851537. The next prime is 2431425851567. The reversal of 2431425851538 is 8351585241342.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2431425851537) 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, 1145293 + ... + 2484863.

It is an arithmetic number, because the mean of its divisors is an integer number (303929463006).

Almost surely, 2^{2431425851538} is an apocalyptic number.

2431425851538 is an abundant number, since it is smaller than the sum of its proper divisors (2431445556558).

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

2431425851538 is a wasteful number, since it uses less digits than its factorization.

2431425851538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1642089.

The product of its digits is 4608000, while the sum is 51.

The spelling of 2431425851538 in words is "two trillion, four hundred thirty-one billion, four hundred twenty-five million, eight hundred fifty-one thousand, five hundred thirty-eight".