2251245344532 has 24 divisors (see below), whose sum is σ = 5274884496000. Its totient is φ = 747275301696.

The previous prime is 2251245344531. The next prime is 2251245344587. The reversal of 2251245344532 is 2354435421522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251245344531) 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, 392473657 + ... + 392479392.

It is an arithmetic number, because the mean of its divisors is an integer number (219786854000).

Almost surely, 2^{2251245344532} is an apocalyptic number.

It is an amenable number.

2251245344532 is an abundant number, since it is smaller than the sum of its proper divisors (3023639151468).

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

2251245344532 is a wasteful number, since it uses less digits than its factorization.

2251245344532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784953295 (or 784953293 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 42.

The spelling of 2251245344532 in words is "two trillion, two hundred fifty-one billion, two hundred forty-five million, three hundred forty-four thousand, five hundred thirty-two".