2445551125 has 8 divisors (see below), whose sum is σ = 3052047960. Its totient is φ = 1956440800.

The previous prime is 2445551117. The next prime is 2445551137. The reversal of 2445551125 is 5211555442.

It can be written as a sum of positive squares in 4 ways, for example, as 44649124 + 2400902001 = 6682^2 + 48999^2 .

It is not a de Polignac number, because 2445551125 - 2³ = 2445551117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9782080 + ... + 9782329.

It is an arithmetic number, because the mean of its divisors is an integer number (381505995).

Almost surely, 2^2445551125 is an apocalyptic number.

2445551125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2445551125 is a deficient number, since it is larger than the sum of its proper divisors (606496835).

2445551125 is an equidigital number, since it uses as much as digits as its factorization.

2445551125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19564424 (or 19564414 counting only the distinct ones).

The product of its digits is 40000, while the sum is 34.

The square root of 2445551125 is about 49452.5138390355. The cubic root of 2445551125 is about 1347.2832653737.

The spelling of 2445551125 in words is "two billion, four hundred forty-five million, five hundred fifty-one thousand, one hundred twenty-five".