3522490247947 has 4 divisors (see below), whose sum is σ = 3842716634136. Its totient is φ = 3202263861760.

The previous prime is 3522490247867. The next prime is 3522490247977. The reversal of 3522490247947 is 7497420942253.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3522490247947 - 2¹¹ = 3522490245899 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3522490247891 and 3522490247900.

It is not an unprimeable number, because it can be changed into a prime (3522490247977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160113193078 + ... + 160113193099.

It is an arithmetic number, because the mean of its divisors is an integer number (960679158534).

Almost surely, 2^{3522490247947} is an apocalyptic number.

3522490247947 is a deficient number, since it is larger than the sum of its proper divisors (320226386189).

3522490247947 is a wasteful number, since it uses less digits than its factorization.

3522490247947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320226386188.

The product of its (nonzero) digits is 30481920, while the sum is 58.

The spelling of 3522490247947 in words is "three trillion, five hundred twenty-two billion, four hundred ninety million, two hundred forty-seven thousand, nine hundred forty-seven".