3491480637480 has 512 divisors, whose sum is σ = 11788767475200. Its totient is φ = 826895646720.

The previous prime is 3491480637467. The next prime is 3491480637487. The reversal of 3491480637480 is 847360841943.

It is a self number, because there is not a number n which added to its sum of digits gives 3491480637480.

It is not an unprimeable number, because it can be changed into a prime (3491480637487) by changing a digit.

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 127 ways as a sum of consecutive naturals, for example, 2344848576 + ... + 2344850064.

It is an arithmetic number, because the mean of its divisors is an integer number (23024936475).

Almost surely, 2^{3491480637480} is an apocalyptic number.

3491480637480 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 3491480637480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5894383737600).

3491480637480 is an abundant number, since it is smaller than the sum of its proper divisors (8297286837720).

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

3491480637480 is a wasteful number, since it uses less digits than its factorization.

3491480637480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866 (or 1840 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 57.

The spelling of 3491480637480 in words is "three trillion, four hundred ninety-one billion, four hundred eighty million, six hundred thirty-seven thousand, four hundred eighty".