40016043125 has 20 divisors (see below), whose sum is σ = 50750429664. Its totient is φ = 31534998000.

The previous prime is 40016043107. The next prime is 40016043161. The reversal of 40016043125 is 52134061004.

It is a de Polignac number, because none of the positive numbers 2^k-40016043125 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40016043094 and 40016043103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 435929 + ... + 519678.

Almost surely, 2^40016043125 is an apocalyptic number.

It is an amenable number.

40016043125 is a deficient number, since it is larger than the sum of its proper divisors (10734386539).

40016043125 is an frugal number, since it uses more digits than its factorization.

40016043125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955694 (or 955679 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The spelling of 40016043125 in words is "forty billion, sixteen million, forty-three thousand, one hundred twenty-five".