3645651777350 has 96 divisors (see below), whose sum is σ = 7908543392256. Its totient is φ = 1235595686400.

The previous prime is 3645651777343. The next prime is 3645651777373. The reversal of 3645651777350 is 537771565463.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3645651777350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 929714 + ... + 2855813.

It is an arithmetic number, because the mean of its divisors is an integer number (82380660336).

Almost surely, 2^{3645651777350} is an apocalyptic number.

3645651777350 is an abundant number, since it is smaller than the sum of its proper divisors (4262891614906).

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

3645651777350 is a wasteful number, since it uses less digits than its factorization.

3645651777350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3785670 (or 3785665 counting only the distinct ones).

The product of its (nonzero) digits is 55566000, while the sum is 59.

The spelling of 3645651777350 in words is "three trillion, six hundred forty-five billion, six hundred fifty-one million, seven hundred seventy-seven thousand, three hundred fifty".