2455402520 has 32 divisors (see below), whose sum is σ = 5529157200. Its totient is φ = 981360768.

The previous prime is 2455402519. The next prime is 2455402553. The reversal of 2455402520 is 252045542.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25982 + ... + 74738.

Almost surely, 2^2455402520 is an apocalyptic number.

2455402520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2455402520 is an abundant number, since it is smaller than the sum of its proper divisors (3073754680).

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

2455402520 is a wasteful number, since it uses less digits than its factorization.

2455402520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50027 (or 50023 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 2455402520 is about 49552.0183241813. The cubic root of 2455402520 is about 1349.0899252671.

The spelling of 2455402520 in words is "two billion, four hundred fifty-five million, four hundred two thousand, five hundred twenty".