2551423502 has 8 divisors (see below), whose sum is σ = 3828996576. Its totient is φ = 1275091312.

The previous prime is 2551423487. The next prime is 2551423513. The reversal of 2551423502 is 2053241552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305063 + ... + 313314.

It is an arithmetic number, because the mean of its divisors is an integer number (478624572).

Almost surely, 2^2551423502 is an apocalyptic number.

2551423502 is a deficient number, since it is larger than the sum of its proper divisors (1277573074).

2551423502 is a wasteful number, since it uses less digits than its factorization.

2551423502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620442.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 2551423502 is about 50511.6174953842. The cubic root of 2551423502 is about 1366.4513809475.

The spelling of 2551423502 in words is "two billion, five hundred fifty-one million, four hundred twenty-three thousand, five hundred two".