40346613620 has 48 divisors (see below), whose sum is σ = 91261410240. Its totient is φ = 14933673216.

The previous prime is 40346613599. The next prime is 40346613623. The reversal of 40346613620 is 2631664304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40346613623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1218257 + ... + 1250936.

It is an arithmetic number, because the mean of its divisors is an integer number (1901279380).

Almost surely, 2^40346613620 is an apocalyptic number.

It is an amenable number.

40346613620 is an abundant number, since it is smaller than the sum of its proper divisors (50914796620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40346613620 is a wasteful number, since it uses less digits than its factorization.

40346613620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2469264 (or 2469262 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 40346613620 in words is "forty billion, three hundred forty-six million, six hundred thirteen thousand, six hundred twenty".