40125144112 has 20 divisors (see below), whose sum is σ = 77784615216. Its totient is φ = 20051695040.

The previous prime is 40125144083. The next prime is 40125144131. The reversal of 40125144112 is 21144152104.

It is a super-2 number, since 2×40125144112² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649339 + ... + 708442.

Almost surely, 2^40125144112 is an apocalyptic number.

It is an amenable number.

40125144112 is a deficient number, since it is larger than the sum of its proper divisors (37659471104).

40125144112 is a wasteful number, since it uses less digits than its factorization.

40125144112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359636 (or 1359630 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 40125144112 its reverse (21144152104), we get a palindrome (61269296216).

The spelling of 40125144112 in words is "forty billion, one hundred twenty-five million, one hundred forty-four thousand, one hundred twelve".