40022969025 has 48 divisors (see below), whose sum is σ = 71733603200. Its totient is φ = 19573056000.

The previous prime is 40022969023. The next prime is 40022969039. The reversal of 40022969025 is 52096922004.

It is not a de Polignac number, because 40022969025 - 2¹ = 40022969023 is a prime.

It is a super-2 number, since 2×40022969025² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40022969023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11301 + ... + 283149.

Almost surely, 2^40022969025 is an apocalyptic number.

It is an amenable number.

40022969025 is a deficient number, since it is larger than the sum of its proper divisors (31710634175).

40022969025 is a wasteful number, since it uses less digits than its factorization.

40022969025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272026 (or 272021 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 40022969025 in words is "forty billion, twenty-two million, nine hundred sixty-nine thousand, twenty-five".