25650067157 has 16 divisors (see below), whose sum is σ = 30139119360. Its totient is φ = 21521121600.

The previous prime is 25650067103. The next prime is 25650067181. The reversal of 25650067157 is 75176005652.

It is not a de Polignac number, because 25650067157 - 2⁸ = 25650066901 is a prime.

It is a super-2 number, since 2×25650067157² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25650067357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1343444 + ... + 1362402.

It is an arithmetic number, because the mean of its divisors is an integer number (1883694960).

Almost surely, 2^25650067157 is an apocalyptic number.

It is an amenable number.

25650067157 is a deficient number, since it is larger than the sum of its proper divisors (4489052203).

25650067157 is a wasteful number, since it uses less digits than its factorization.

25650067157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28444.

The product of its (nonzero) digits is 441000, while the sum is 44.

The spelling of 25650067157 in words is "twenty-five billion, six hundred fifty million, sixty-seven thousand, one hundred fifty-seven".