3445912751616 has 240 divisors, whose sum is σ = 10419836931504. Its totient is φ = 1136791977984.

The previous prime is 3445912751509. The next prime is 3445912751621. The reversal of 3445912751616 is 6161572195443.

3445912751616 is a `hidden beast` number, since 3 + 4 + 4 + 5 + 9 + 12 + 7 + 5 + 1 + 616 = 666.

It is a super-2 number, since 2×3445912751616² (a number of 26 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11925586 + ... + 12211118.

Almost surely, 2^{3445912751616} is an apocalyptic number.

3445912751616 is a gapful number since it is divisible by the number (36) 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 3445912751616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5209918465752).

3445912751616 is an abundant number, since it is smaller than the sum of its proper divisors (6973924179888).

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

3445912751616 is an frugal number, since it uses more digits than its factorization.

3445912751616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285663 (or 285635 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 54.

The spelling of 3445912751616 in words is "three trillion, four hundred forty-five billion, nine hundred twelve million, seven hundred fifty-one thousand, six hundred sixteen".