377445647212 has 12 divisors (see below), whose sum is σ = 660803864616. Its totient is φ = 188644543040.

The previous prime is 377445647171. The next prime is 377445647219. The reversal of 377445647212 is 212746544773.

It is a self number, because there is not a number n which added to its sum of digits gives 377445647212.

It is not an unprimeable number, because it can be changed into a prime (377445647219) 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 3 ways as a sum of consecutive naturals, for example, 19559293 + ... + 19578580.

It is an arithmetic number, because the mean of its divisors is an integer number (55066988718).

Almost surely, 2^377445647212 is an apocalyptic number.

It is an amenable number.

377445647212 is a deficient number, since it is larger than the sum of its proper divisors (283358217404).

377445647212 is a wasteful number, since it uses less digits than its factorization.

377445647212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39140288 (or 39140286 counting only the distinct ones).

The product of its digits is 7902720, while the sum is 52.

The spelling of 377445647212 in words is "three hundred seventy-seven billion, four hundred forty-five million, six hundred forty-seven thousand, two hundred twelve".