4025531531504 has 40 divisors (see below), whose sum is σ = 8913805679328. Its totient is φ = 1725202886400.

The previous prime is 4025531531467. The next prime is 4025531531543. The reversal of 4025531531504 is 4051351355204.

It is a super-2 number, since 2×4025531531504² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8999354 + ... + 9436070.

Almost surely, 2^{4025531531504} is an apocalyptic number.

It is an amenable number.

4025531531504 is an abundant number, since it is smaller than the sum of its proper divisors (4888274147824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4025531531504 is a wasteful number, since it uses less digits than its factorization.

4025531531504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519033 (or 519027 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 38.

Adding to 4025531531504 its reverse (4051351355204), we get a palindrome (8076882886708).

The spelling of 4025531531504 in words is "four trillion, twenty-five billion, five hundred thirty-one million, five hundred thirty-one thousand, five hundred four".