40304542634 has 8 divisors (see below), whose sum is σ = 60457931040. Its totient is φ = 20151898956.

The previous prime is 40304542613. The next prime is 40304542711. The reversal of 40304542634 is 43624540304.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40304542594 and 40304542603.

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, 21884 + ... + 284759.

It is an arithmetic number, because the mean of its divisors is an integer number (7557241380).

Almost surely, 2^40304542634 is an apocalyptic number.

40304542634 is a deficient number, since it is larger than the sum of its proper divisors (20153388406).

40304542634 is a wasteful number, since it uses less digits than its factorization.

40304542634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372364.

The product of its (nonzero) digits is 138240, while the sum is 35.

The spelling of 40304542634 in words is "forty billion, three hundred four million, five hundred forty-two thousand, six hundred thirty-four".