3496854881520 has 1200 divisors, whose sum is σ = 16430571917760. Its totient is φ = 670711726080.

The previous prime is 3496854881441. The next prime is 3496854881539. The reversal of 3496854881520 is 251884586943.

3496854881520 is a `hidden beast` number, since 3 + 4 + 9 + 6 + 8 + 548 + 81 + 5 + 2 + 0 = 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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 71326776 + ... + 71375784.

Almost surely, 2^{3496854881520} is an apocalyptic number.

3496854881520 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 3496854881520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8215285958880).

3496854881520 is an abundant number, since it is smaller than the sum of its proper divisors (12933717036240).

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

3496854881520 is a wasteful number, since it uses less digits than its factorization.

3496854881520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49076 (or 49050 counting only the distinct ones).

The product of its (nonzero) digits is 66355200, while the sum is 63.

The spelling of 3496854881520 in words is "three trillion, four hundred ninety-six billion, eight hundred fifty-four million, eight hundred eighty-one thousand, five hundred twenty".