3520031813488 has 80 divisors (see below), whose sum is σ = 7335931898880. Its totient is φ = 1632274780928.

The previous prime is 3520031813477. The next prime is 3520031813503. The reversal of 3520031813488 is 8843181300253.

It is a super-2 number, since 2×3520031813488² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 899658 + ... + 2801686.

It is an arithmetic number, because the mean of its divisors is an integer number (91699148736).

Almost surely, 2^{3520031813488} 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 3520031813488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3667965949440).

3520031813488 is an abundant number, since it is smaller than the sum of its proper divisors (3815900085392).

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

3520031813488 is a wasteful number, since it uses less digits than its factorization.

3520031813488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902214 (or 1902208 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 3520031813488 in words is "three trillion, five hundred twenty billion, thirty-one million, eight hundred thirteen thousand, four hundred eighty-eight".