2670688690403 has 2 divisors, whose sum is σ = 2670688690404. Its totient is φ = 2670688690402.

The previous prime is 2670688690321. The next prime is 2670688690507. The reversal of 2670688690403 is 3040968860762.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2670688690403 - 2²⁸ = 2670420254947 is a prime.

It is not a weakly prime, because it can be changed into another prime (2670688692403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1335344345201 + 1335344345202.

It is an arithmetic number, because the mean of its divisors is an integer number (1335344345202).

Almost surely, 2^{2670688690403} is an apocalyptic number.

2670688690403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2670688690403 is an equidigital number, since it uses as much as digits as its factorization.

2670688690403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20901888, while the sum is 59.

The spelling of 2670688690403 in words is "two trillion, six hundred seventy billion, six hundred eighty-eight million, six hundred ninety thousand, four hundred three".