40003986934 has 16 divisors (see below), whose sum is σ = 63788888016. Its totient is φ = 18750400000.

The previous prime is 40003986929. The next prime is 40003986941. The reversal of 40003986934 is 43968930004.

40003986934 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2335267 + ... + 2352334.

It is an arithmetic number, because the mean of its divisors is an integer number (3986805501).

Almost surely, 2^40003986934 is an apocalyptic number.

40003986934 is a deficient number, since it is larger than the sum of its proper divisors (23784901082).

40003986934 is a wasteful number, since it uses less digits than its factorization.

40003986934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4687871.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 40003986934 in words is "forty billion, three million, nine hundred eighty-six thousand, nine hundred thirty-four".