2455144550 has 24 divisors (see below), whose sum is σ = 4570148712. Its totient is φ = 981288000.

The previous prime is 2455144513. The next prime is 2455144579. The reversal of 2455144550 is 554415542.

It is a super-2 number, since 2×2455144550² = 12055469522789405000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2455144550.

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 11 ways as a sum of consecutive naturals, for example, 47465 + ... + 84635.

It is an arithmetic number, because the mean of its divisors is an integer number (190422863).

Almost surely, 2^2455144550 is an apocalyptic number.

2455144550 is a deficient number, since it is larger than the sum of its proper divisors (2115004162).

2455144550 is a wasteful number, since it uses less digits than its factorization.

2455144550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38504 (or 38499 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 35.

The square root of 2455144550 is about 49549.4152336836. The cubic root of 2455144550 is about 1349.0426774922.

The spelling of 2455144550 in words is "two billion, four hundred fifty-five million, one hundred forty-four thousand, five hundred fifty".