3703686670357 has 2 divisors, whose sum is σ = 3703686670358. Its totient is φ = 3703686670356.

The previous prime is 3703686670319. The next prime is 3703686670373. The reversal of 3703686670357 is 7530766863073.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2503717594596 + 1199969075761 = 1582314^2 + 1095431^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3703686670357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3703686670295 and 3703686670304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3703686670457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1851843335178 + 1851843335179.

It is an arithmetic number, because the mean of its divisors is an integer number (1851843335179).

Almost surely, 2^{3703686670357} is an apocalyptic number.

It is an amenable number.

3703686670357 is a deficient number, since it is larger than the sum of its proper divisors (1).

3703686670357 is an equidigital number, since it uses as much as digits as its factorization.

3703686670357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80015040, while the sum is 61.

The spelling of 3703686670357 in words is "three trillion, seven hundred three billion, six hundred eighty-six million, six hundred seventy thousand, three hundred fifty-seven".