3470655206640 has 160 divisors (see below), whose sum is σ = 10837170501696. Its totient is φ = 918806855680.

The previous prime is 3470655206611. The next prime is 3470655206687. The reversal of 3470655206640 is 466025560743.

It is a super-2 number, since 2×3470655206640² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 3470655206640.

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 31 ways as a sum of consecutive naturals, for example, 21716464 + ... + 21875696.

Almost surely, 2^{3470655206640} is an apocalyptic number.

3470655206640 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 3470655206640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5418585250848).

3470655206640 is an abundant number, since it is smaller than the sum of its proper divisors (7366515295056).

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

3470655206640 is a wasteful number, since it uses less digits than its factorization.

3470655206640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159907 (or 159901 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 48.

The spelling of 3470655206640 in words is "three trillion, four hundred seventy billion, six hundred fifty-five million, two hundred six thousand, six hundred forty".