2525552400 has 120 divisors (see below), whose sum is σ = 9245957824. Its totient is φ = 577267200.

The previous prime is 2525552387. The next prime is 2525552413. The reversal of 2525552400 is 42555252.

It is an interprime number because it is at equal distance from previous prime (2525552387) and next prime (2525552413).

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 141931 + ... + 158730.

Almost surely, 2^2525552400 is an apocalyptic number.

2525552400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2525552400 is an abundant number, since it is smaller than the sum of its proper divisors (6720405424).

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

2525552400 is a wasteful number, since it uses less digits than its factorization.

2525552400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300689 (or 300678 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 2525552400 is about 50254.8743904509. The cubic root of 2525552400 is about 1361.8171355815.

The spelling of 2525552400 in words is "two billion, five hundred twenty-five million, five hundred fifty-two thousand, four hundred".