3722633906544 has 160 divisors (see below), whose sum is σ = 12299671104000. Its totient is φ = 1055957700096.

The previous prime is 3722633906543. The next prime is 3722633906569. The reversal of 3722633906544 is 4456093362273.

3722633906544 is a `hidden beast` number, since 3 + 7 + 2 + 2 + 6 + 3 + 3 + 90 + 6 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722633906543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4007829 + ... + 4848500.

It is an arithmetic number, because the mean of its divisors is an integer number (76872944400).

Almost surely, 2^{3722633906544} is an apocalyptic number.

It is an amenable number.

3722633906544 is an abundant number, since it is smaller than the sum of its proper divisors (8577037197456).

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

3722633906544 is a wasteful number, since it uses less digits than its factorization.

3722633906544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8856492 (or 8856480 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 54.

The spelling of 3722633906544 in words is "three trillion, seven hundred twenty-two billion, six hundred thirty-three million, nine hundred six thousand, five hundred forty-four".