3694528472544 has 2880 divisors, whose sum is σ = 15417145497600. Its totient is φ = 855932313600.

The previous prime is 3694528472533. The next prime is 3694528472567. The reversal of 3694528472544 is 4452748254963.

3694528472544 is a `hidden beast` number, since 3 + 6 + 9 + 4 + 5 + 2 + 84 + 7 + 2 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 28202507359 + ... + 28202507489.

It is an arithmetic number, because the mean of its divisors is an integer number (5353175520).

Almost surely, 2^{3694528472544} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3694528472544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7708572748800).

3694528472544 is an abundant number, since it is smaller than the sum of its proper divisors (11722617025056).

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

3694528472544 is a wasteful number, since it uses less digits than its factorization.

3694528472544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 235 counting only the distinct ones).

The product of its digits is 232243200, while the sum is 63.

The spelling of 3694528472544 in words is "three trillion, six hundred ninety-four billion, five hundred twenty-eight million, four hundred seventy-two thousand, five hundred forty-four".