25124220544772 has 6 divisors (see below), whose sum is σ = 43967385953358. Its totient is φ = 12562110272384.

The previous prime is 25124220544699. The next prime is 25124220544837. The reversal of 25124220544772 is 27744502242152.

It can be written as a sum of positive squares in only one way, i.e., 25023665597956 + 100554946816 = 5002366^2 + 317104^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3140527568093 + ... + 3140527568100.

It is an arithmetic number, because the mean of its divisors is an integer number (7327897658893).

Almost surely, 2^{25124220544772} is an apocalyptic number.

It is an amenable number.

25124220544772 is a deficient number, since it is larger than the sum of its proper divisors (18843165408586).

25124220544772 is a wasteful number, since it uses less digits than its factorization.

25124220544772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6281055136197 (or 6281055136195 counting only the distinct ones).

The product of its (nonzero) digits is 2508800, while the sum is 47.

The spelling of 25124220544772 in words is "twenty-five trillion, one hundred twenty-four billion, two hundred twenty million, five hundred forty-four thousand, seven hundred seventy-two".