2455651400 has 24 divisors (see below), whose sum is σ = 5709389970. Its totient is φ = 982260480.

The previous prime is 2455651399. The next prime is 2455651403. The reversal of 2455651400 is 41565542.

It can be written as a sum of positive squares in 3 ways, for example, as 916030756 + 1539620644 = 30266^2 + 39238^2 .

It is not an unprimeable number, because it can be changed into a prime (2455651403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6138929 + ... + 6139328.

Almost surely, 2^2455651400 is an apocalyptic number.

2455651400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2455651400 is an abundant number, since it is smaller than the sum of its proper divisors (3253738570).

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

2455651400 is a wasteful number, since it uses less digits than its factorization.

2455651400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12278273 (or 12278264 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 2455651400 is about 49554.5295608787. The cubic root of 2455651400 is about 1349.1355050521.

The spelling of 2455651400 in words is "two billion, four hundred fifty-five million, six hundred fifty-one thousand, four hundred".