3622650362640 has 240 divisors, whose sum is σ = 12820965655680. Its totient is φ = 914154024960.

The previous prime is 3622650362633. The next prime is 3622650362641. The reversal of 3622650362640 is 462630562263.

3622650362640 is a `hidden beast` number, since 3 + 6 + 2 + 26 + 503 + 62 + 64 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (3622650362641) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11901789 + ... + 12202371.

It is an arithmetic number, because the mean of its divisors is an integer number (53420690232).

Almost surely, 2^{3622650362640} is an apocalyptic number.

3622650362640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3622650362640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6410482827840).

3622650362640 is an abundant number, since it is smaller than the sum of its proper divisors (9198315293040).

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

3622650362640 is a wasteful number, since it uses less digits than its factorization.

3622650362640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301502 (or 301493 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 45.

The spelling of 3622650362640 in words is "three trillion, six hundred twenty-two billion, six hundred fifty million, three hundred sixty-two thousand, six hundred forty".