25470641027 has 16 divisors (see below), whose sum is σ = 28752433248. Its totient is φ = 22404453120.

The previous prime is 25470640999. The next prime is 25470641069. The reversal of 25470641027 is 72014607452.

It is a cyclic number.

It is not a de Polignac number, because 25470641027 - 2¹⁰ = 25470640003 is a prime.

It is a super-2 number, since 2×25470641027² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25470641827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 532748 + ... + 578585.

It is an arithmetic number, because the mean of its divisors is an integer number (1797027078).

Almost surely, 2^25470641027 is an apocalyptic number.

25470641027 is a deficient number, since it is larger than the sum of its proper divisors (3281792221).

25470641027 is a wasteful number, since it uses less digits than its factorization.

25470641027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111430.

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 25470641027 in words is "twenty-five billion, four hundred seventy million, six hundred forty-one thousand, twenty-seven".