40388627042 has 16 divisors (see below), whose sum is σ = 61477693632. Its totient is φ = 19896446640.

The previous prime is 40388627023. The next prime is 40388627093. The reversal of 40388627042 is 24072688304.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40388626984 and 40388627002.

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, 116753 + ... + 307259.

It is an arithmetic number, because the mean of its divisors is an integer number (3842355852).

Almost surely, 2^40388627042 is an apocalyptic number.

40388627042 is a deficient number, since it is larger than the sum of its proper divisors (21089066590).

40388627042 is a wasteful number, since it uses less digits than its factorization.

40388627042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192073.

The product of its (nonzero) digits is 516096, while the sum is 44.

The spelling of 40388627042 in words is "forty billion, three hundred eighty-eight million, six hundred twenty-seven thousand, forty-two".