3507472678417 has 2 divisors, whose sum is σ = 3507472678418. Its totient is φ = 3507472678416.

The previous prime is 3507472678399. The next prime is 3507472678531. The reversal of 3507472678417 is 7148762747053.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3222739449601 + 284733228816 = 1795199^2 + 533604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3507472678417 is a prime.

It is not a weakly prime, because it can be changed into another prime (3507472678217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1753736339208 + 1753736339209.

It is an arithmetic number, because the mean of its divisors is an integer number (1753736339209).

Almost surely, 2^{3507472678417} is an apocalyptic number.

It is an amenable number.

3507472678417 is a deficient number, since it is larger than the sum of its proper divisors (1).

3507472678417 is an equidigital number, since it uses as much as digits as its factorization.

3507472678417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55319040, while the sum is 61.

The spelling of 3507472678417 in words is "three trillion, five hundred seven billion, four hundred seventy-two million, six hundred seventy-eight thousand, four hundred seventeen".