51024931453 has 2 divisors, whose sum is σ = 51024931454. Its totient is φ = 51024931452.

The previous prime is 51024931439. The next prime is 51024931487. The reversal of 51024931453 is 35413942015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32565089764 + 18459841689 = 180458^2 + 135867^2 .

It is a cyclic number.

It is not a de Polignac number, because 51024931453 - 2⁹ = 51024930941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51024931423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25512465726 + 25512465727.

It is an arithmetic number, because the mean of its divisors is an integer number (25512465727).

Almost surely, 2^51024931453 is an apocalyptic number.

It is an amenable number.

51024931453 is a deficient number, since it is larger than the sum of its proper divisors (1).

51024931453 is an equidigital number, since it uses as much as digits as its factorization.

51024931453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 51024931453 in words is "fifty-one billion, twenty-four million, nine hundred thirty-one thousand, four hundred fifty-three".