40674155642 has 8 divisors (see below), whose sum is σ = 61029342432. Its totient is φ = 20331041500.

The previous prime is 40674155633. The next prime is 40674155693. The reversal of 40674155642 is 24655147604.

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

It is a junction number, because it is equal to n+sod(n) for n = 40674155593 and 40674155602.

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, 3009734 + ... + 3023217.

It is an arithmetic number, because the mean of its divisors is an integer number (7628667804).

Almost surely, 2^40674155642 is an apocalyptic number.

40674155642 is a deficient number, since it is larger than the sum of its proper divisors (20355186790).

40674155642 is a wasteful number, since it uses less digits than its factorization.

40674155642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6036324.

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 40674155642 in words is "forty billion, six hundred seventy-four million, one hundred fifty-five thousand, six hundred forty-two".