40023632525 has 24 divisors (see below), whose sum is σ = 55314406080. Its totient is φ = 28549359360.

The previous prime is 40023632497. The next prime is 40023632573. The reversal of 40023632525 is 52523632004.

It is not a de Polignac number, because 40023632525 - 2²⁰ = 40022583949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40023632491 and 40023632500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2470169 + ... + 2486318.

It is an arithmetic number, because the mean of its divisors is an integer number (2304766920).

Almost surely, 2^40023632525 is an apocalyptic number.

It is an amenable number.

40023632525 is a deficient number, since it is larger than the sum of its proper divisors (15290773555).

40023632525 is a wasteful number, since it uses less digits than its factorization.

40023632525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4956533 (or 4956528 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

The spelling of 40023632525 in words is "forty billion, twenty-three million, six hundred thirty-two thousand, five hundred twenty-five".