40512683142 has 20 divisors (see below), whose sum is σ = 90778419996. Its totient is φ = 13504227660.

The previous prime is 40512683131. The next prime is 40512683191. The reversal of 40512683142 is 24138621504.

It is a happy number.

40512683142 is a `hidden beast` number, since 40 + 512 + 68 + 3 + 1 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 40512683097 and 40512683106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 125038984 + ... + 125039307.

Almost surely, 2^40512683142 is an apocalyptic number.

40512683142 is an abundant number, since it is smaller than the sum of its proper divisors (50265736854).

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

40512683142 is a wasteful number, since it uses less digits than its factorization.

40512683142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250078305 (or 250078296 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 40512683142 in words is "forty billion, five hundred twelve million, six hundred eighty-three thousand, one hundred forty-two".