2546346625 has 24 divisors (see below), whose sum is σ = 3217676904. Its totient is φ = 2011853600.

The previous prime is 2546346611. The next prime is 2546346631. The reversal of 2546346625 is 5266436452.

It can be written as a sum of positive squares in 4 ways, for example, as 354983281 + 2191363344 = 18841^2 + 46812^2 .

It is not a de Polignac number, because 2546346625 - 2¹⁵ = 2546313857 is a prime.

It is a super-2 number, since 2×2546346625² = 12967762269297781250, which contains 22 as substring.

It is a Duffinian number.

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, 859647 + ... + 862603.

It is an arithmetic number, because the mean of its divisors is an integer number (134069871).

Almost surely, 2^2546346625 is an apocalyptic number.

2546346625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2546346625 is a deficient number, since it is larger than the sum of its proper divisors (671330279).

2546346625 is an frugal number, since it uses more digits than its factorization.

2546346625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3138 (or 3045 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 43.

The square root of 2546346625 is about 50461.3379232061. The cubic root of 2546346625 is about 1365.5444477514.

The spelling of 2546346625 in words is "two billion, five hundred forty-six million, three hundred forty-six thousand, six hundred twenty-five".