2451555492 has 96 divisors (see below), whose sum is σ = 6009292800. Its totient is φ = 777259392.

The previous prime is 2451555473. The next prime is 2451555511. The reversal of 2451555492 is 2945551542.

It is an interprime number because it is at equal distance from previous prime (2451555473) and next prime (2451555511).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2963983 + ... + 2964809.

It is an arithmetic number, because the mean of its divisors is an integer number (62596800).

Almost surely, 2^2451555492 is an apocalyptic number.

It is an amenable number.

2451555492 is an abundant number, since it is smaller than the sum of its proper divisors (3557737308).

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

2451555492 is a wasteful number, since it uses less digits than its factorization.

2451555492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025 (or 1023 counting only the distinct ones).

The product of its digits is 360000, while the sum is 42.

The square root of 2451555492 is about 49513.1850318680. The cubic root of 2451555492 is about 1348.3849899900.

The spelling of 2451555492 in words is "two billion, four hundred fifty-one million, five hundred fifty-five thousand, four hundred ninety-two".