53075780431 has 2 divisors, whose sum is σ = 53075780432. Its totient is φ = 53075780430.

The previous prime is 53075780333. The next prime is 53075780453. The reversal of 53075780431 is 13408757035.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53075780431 is a prime.

It is a super-2 number, since 2×53075780431² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53075784431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26537890215 + 26537890216.

It is an arithmetic number, because the mean of its divisors is an integer number (26537890216).

Almost surely, 2^53075780431 is an apocalyptic number.

53075780431 is a deficient number, since it is larger than the sum of its proper divisors (1).

53075780431 is an equidigital number, since it uses as much as digits as its factorization.

53075780431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 43.

The spelling of 53075780431 in words is "fifty-three billion, seventy-five million, seven hundred eighty thousand, four hundred thirty-one".