40347353650 has 24 divisors (see below), whose sum is σ = 76791339504. Its totient is φ = 15763616400.

The previous prime is 40347353639. The next prime is 40347353659. The reversal of 40347353650 is 5635374304.

It is not an unprimeable number, because it can be changed into a prime (40347353659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9380956 + ... + 9385255.

It is an arithmetic number, because the mean of its divisors is an integer number (3199639146).

Almost surely, 2^40347353650 is an apocalyptic number.

40347353650 is a deficient number, since it is larger than the sum of its proper divisors (36443985854).

40347353650 is a wasteful number, since it uses less digits than its factorization.

40347353650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18766266 (or 18766261 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 40.

The spelling of 40347353650 in words is "forty billion, three hundred forty-seven million, three hundred fifty-three thousand, six hundred fifty".