40672571178 has 16 divisors (see below), whose sum is σ = 81794565216. Its totient is φ = 13482619920.

The previous prime is 40672571161. The next prime is 40672571189. The reversal of 40672571178 is 87117527604.

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 7 ways as a sum of consecutive naturals, for example, 18724776 + ... + 18726947.

It is an arithmetic number, because the mean of its divisors is an integer number (5112160326).

Almost surely, 2^40672571178 is an apocalyptic number.

40672571178 is an abundant number, since it is smaller than the sum of its proper divisors (41121994038).

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

40672571178 is a wasteful number, since it uses less digits than its factorization.

40672571178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37451909.

The product of its (nonzero) digits is 658560, while the sum is 48.

The spelling of 40672571178 in words is "forty billion, six hundred seventy-two million, five hundred seventy-one thousand, one hundred seventy-eight".