25467142533 has 16 divisors (see below), whose sum is σ = 39183845376. Its totient is φ = 14411363760.

The previous prime is 25467142507. The next prime is 25467142577. The reversal of 25467142533 is 33524176452.

It is not a de Polignac number, because 25467142533 - 2¹⁰ = 25467141509 is a prime.

It is a super-2 number, since 2×25467142533² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25467142583) 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, 5884833 + ... + 5889158.

It is an arithmetic number, because the mean of its divisors is an integer number (2448990336).

Almost surely, 2^25467142533 is an apocalyptic number.

It is an amenable number.

25467142533 is a deficient number, since it is larger than the sum of its proper divisors (13716702843).

25467142533 is a wasteful number, since it uses less digits than its factorization.

25467142533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11774104.

The product of its digits is 604800, while the sum is 42.

The spelling of 25467142533 in words is "twenty-five billion, four hundred sixty-seven million, one hundred forty-two thousand, five hundred thirty-three".