40157766142 has 12 divisors (see below), whose sum is σ = 65226668040. Its totient is φ = 18534353448.

The previous prime is 40157766119. The next prime is 40157766167. The reversal of 40157766142 is 24166775104.

It is a super-2 number, since 2×40157766142² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59404642 + ... + 59405317.

It is an arithmetic number, because the mean of its divisors is an integer number (5435555670).

Almost surely, 2^40157766142 is an apocalyptic number.

40157766142 is a deficient number, since it is larger than the sum of its proper divisors (25068901898).

40157766142 is a wasteful number, since it uses less digits than its factorization.

40157766142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118809987 (or 118809974 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 40157766142 in words is "forty billion, one hundred fifty-seven million, seven hundred sixty-six thousand, one hundred forty-two".