40146514725 has 12 divisors (see below), whose sum is σ = 66375571136. Its totient is φ = 21411474480.

The previous prime is 40146514717. The next prime is 40146514729. The reversal of 40146514725 is 52741564104.

40146514725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40146514725 - 2³ = 40146514717 is a prime.

It is a super-2 number, since 2×40146514725² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40146514729) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 267643357 + ... + 267643506.

Almost surely, 2^40146514725 is an apocalyptic number.

It is an amenable number.

40146514725 is a deficient number, since it is larger than the sum of its proper divisors (26229056411).

40146514725 is a wasteful number, since it uses less digits than its factorization.

40146514725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535286876 (or 535286871 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The spelling of 40146514725 in words is "forty billion, one hundred forty-six million, five hundred fourteen thousand, seven hundred twenty-five".