51417952153 has 2 divisors, whose sum is σ = 51417952154. Its totient is φ = 51417952152.

The previous prime is 51417952121. The next prime is 51417952169. The reversal of 51417952153 is 35125971415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46258115929 + 5159836224 = 215077^2 + 71832^2 .

It is a cyclic number.

It is not a de Polignac number, because 51417952153 - 2⁵ = 51417952121 is a prime.

It is not a weakly prime, because it can be changed into another prime (51417952193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25708976076 + 25708976077.

It is an arithmetic number, because the mean of its divisors is an integer number (25708976077).

Almost surely, 2^51417952153 is an apocalyptic number.

It is an amenable number.

51417952153 is a deficient number, since it is larger than the sum of its proper divisors (1).

51417952153 is an equidigital number, since it uses as much as digits as its factorization.

51417952153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 189000, while the sum is 43.

The spelling of 51417952153 in words is "fifty-one billion, four hundred seventeen million, nine hundred fifty-two thousand, one hundred fifty-three".