2026649758453 has 2 divisors, whose sum is σ = 2026649758454. Its totient is φ = 2026649758452.

The previous prime is 2026649758423. The next prime is 2026649758487. The reversal of 2026649758453 is 3548579466202.

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., 1882609014724 + 144040743729 = 1372082^2 + 379527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2026649758453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2026649758391 and 2026649758400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2026649758403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1013324879226 + 1013324879227.

It is an arithmetic number, because the mean of its divisors is an integer number (1013324879227).

Almost surely, 2^{2026649758453} is an apocalyptic number.

It is an amenable number.

2026649758453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2026649758453 is an equidigital number, since it uses as much as digits as its factorization.

2026649758453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87091200, while the sum is 61.

The spelling of 2026649758453 in words is "two trillion, twenty-six billion, six hundred forty-nine million, seven hundred fifty-eight thousand, four hundred fifty-three".