926439401653 has 2 divisors, whose sum is σ = 926439401654. Its totient is φ = 926439401652.

The previous prime is 926439401603. The next prime is 926439401677. The reversal of 926439401653 is 356104934629.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 867835706929 + 58603694724 = 931577^2 + 242082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-926439401653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 926439401653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (926439401603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 463219700826 + 463219700827.

It is an arithmetic number, because the mean of its divisors is an integer number (463219700827).

Almost surely, 2^926439401653 is an apocalyptic number.

It is an amenable number.

926439401653 is a deficient number, since it is larger than the sum of its proper divisors (1).

926439401653 is an equidigital number, since it uses as much as digits as its factorization.

926439401653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4199040, while the sum is 52.

The spelling of 926439401653 in words is "nine hundred twenty-six billion, four hundred thirty-nine million, four hundred one thousand, six hundred fifty-three".