25267401050 has 12 divisors (see below), whose sum is σ = 46997366046. Its totient is φ = 10106960400.

The previous prime is 25267401023. The next prime is 25267401079. The reversal of 25267401050 is 5010476252.

It can be written as a sum of positive squares in 3 ways, for example, as 22209642841 + 3057758209 = 149029^2 + 55297^2 .

It is a super-2 number, since 2×25267401050² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25267400998 and 25267401016.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 252673961 + ... + 252674060.

Almost surely, 2^25267401050 is an apocalyptic number.

25267401050 is a deficient number, since it is larger than the sum of its proper divisors (21729964996).

25267401050 is a wasteful number, since it uses less digits than its factorization.

25267401050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505348033 (or 505348028 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The spelling of 25267401050 in words is "twenty-five billion, two hundred sixty-seven million, four hundred one thousand, fifty".