40174348725 has 72 divisors (see below), whose sum is σ = 82279317120. Its totient is φ = 18355800960.

The previous prime is 40174348717. The next prime is 40174348751. The reversal of 40174348725 is 52784347104.

It is not a de Polignac number, because 40174348725 - 2³ = 40174348717 is a prime.

It is a super-2 number, since 2×40174348725² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3631152 + ... + 3642198.

Almost surely, 2^40174348725 is an apocalyptic number.

40174348725 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40174348725 is an abundant number, since it is smaller than the sum of its proper divisors (42104968395).

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

40174348725 is a wasteful number, since it uses less digits than its factorization.

40174348725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13379 (or 13371 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 45.

The spelling of 40174348725 in words is "forty billion, one hundred seventy-four million, three hundred forty-eight thousand, seven hundred twenty-five".