3621649429340 has 48 divisors (see below), whose sum is σ = 8006471010720. Its totient is φ = 1372291153920.

The previous prime is 3621649429337. The next prime is 3621649429361. The reversal of 3621649429340 is 439249461263.

3621649429340 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 15 ways as a sum of consecutive naturals, for example, 3861020 + ... + 4706460.

It is an arithmetic number, because the mean of its divisors is an integer number (166801479390).

Almost surely, 2^{3621649429340} is an apocalyptic number.

It is an amenable number.

3621649429340 is an abundant number, since it is smaller than the sum of its proper divisors (4384821581380).

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

3621649429340 is a wasteful number, since it uses less digits than its factorization.

3621649429340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856742 (or 856740 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 53.

The spelling of 3621649429340 in words is "three trillion, six hundred twenty-one billion, six hundred forty-nine million, four hundred twenty-nine thousand, three hundred forty".