40880393942 has 8 divisors (see below), whose sum is σ = 61321818576. Its totient is φ = 20439787752.

The previous prime is 40880393933. The next prime is 40880393963. The reversal of 40880393942 is 24939308804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40880393942² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59018 + ... + 291965.

It is an arithmetic number, because the mean of its divisors is an integer number (7665227322).

Almost surely, 2^40880393942 is an apocalyptic number.

40880393942 is a deficient number, since it is larger than the sum of its proper divisors (20441424634).

40880393942 is a wasteful number, since it uses less digits than its factorization.

40880393942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409222.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 40880393942 in words is "forty billion, eight hundred eighty million, three hundred ninety-three thousand, nine hundred forty-two".