40073400734 has 8 divisors (see below), whose sum is σ = 60182612760. Its totient is φ = 20012529816.

The previous prime is 40073400667. The next prime is 40073400743. The reversal of 40073400734 is 43700437004.

40073400734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40073400734.

It is a congruent number.

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, 12083204 + ... + 12086519.

It is an arithmetic number, because the mean of its divisors is an integer number (7522826595).

Almost surely, 2^40073400734 is an apocalyptic number.

40073400734 is a deficient number, since it is larger than the sum of its proper divisors (20109212026).

40073400734 is a wasteful number, since it uses less digits than its factorization.

40073400734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24170554.

The product of its (nonzero) digits is 28224, while the sum is 32.

Adding to 40073400734 its reverse (43700437004), we get a palindrome (83773837738).

The spelling of 40073400734 in words is "forty billion, seventy-three million, four hundred thousand, seven hundred thirty-four".