2669975447040 has 1120 divisors, whose sum is σ = 10603607325696. Its totient is φ = 639060295680.

The previous prime is 2669975447033. The next prime is 2669975447179. The reversal of 2669975447040 is 407445799662.

It is a happy number.

2669975447040 is a `hidden beast` number, since 2 + 6 + 6 + 99 + 75 + 4 + 470 + 4 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 1703876337 + ... + 1703877903.

Almost surely, 2^{2669975447040} is an apocalyptic number.

2669975447040 is a gapful number since it is divisible by the number (20) 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 2669975447040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5301803662848).

2669975447040 is an abundant number, since it is smaller than the sum of its proper divisors (7933631878656).

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

2669975447040 is an equidigital number, since it uses as much as digits as its factorization.

2669975447040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702 (or 1671 counting only the distinct ones).

The product of its (nonzero) digits is 91445760, while the sum is 63.

The spelling of 2669975447040 in words is "two trillion, six hundred sixty-nine billion, nine hundred seventy-five million, four hundred forty-seven thousand, forty".