40634946344 has 32 divisors (see below), whose sum is σ = 76968057600. Its totient is φ = 20111152320.

The previous prime is 40634946283. The next prime is 40634946347. The reversal of 40634946344 is 44364943604.

It is not an unprimeable number, because it can be changed into a prime (40634946347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255674 + ... + 382934.

It is an arithmetic number, because the mean of its divisors is an integer number (2405251800).

Almost surely, 2^40634946344 is an apocalyptic number.

It is an amenable number.

40634946344 is a deficient number, since it is larger than the sum of its proper divisors (36333111256).

40634946344 is a wasteful number, since it uses less digits than its factorization.

40634946344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127673 (or 127669 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 47.

The spelling of 40634946344 in words is "forty billion, six hundred thirty-four million, nine hundred forty-six thousand, three hundred forty-four".