53476926749 has 2 divisors, whose sum is σ = 53476926750. Its totient is φ = 53476926748.

The previous prime is 53476926719. The next prime is 53476926761. The reversal of 53476926749 is 94762967435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51491778724 + 1985148025 = 226918^2 + 44555^2 .

It is a cyclic number.

It is not a de Polignac number, because 53476926749 - 2²⁸ = 53208491293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53476926691 and 53476926700.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53476926709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26738463374 + 26738463375.

It is an arithmetic number, because the mean of its divisors is an integer number (26738463375).

Almost surely, 2^53476926749 is an apocalyptic number.

It is an amenable number.

53476926749 is a deficient number, since it is larger than the sum of its proper divisors (1).

53476926749 is an equidigital number, since it uses as much as digits as its factorization.

53476926749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68584320, while the sum is 62.

The spelling of 53476926749 in words is "fifty-three billion, four hundred seventy-six million, nine hundred twenty-six thousand, seven hundred forty-nine".