54151553761 has 2 divisors, whose sum is σ = 54151553762. Its totient is φ = 54151553760.

The previous prime is 54151553747. The next prime is 54151553773. The reversal of 54151553761 is 16735515145.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48562496161 + 5589057600 = 220369^2 + 74760^2 .

It is a cyclic number.

It is not a de Polignac number, because 54151553761 - 2⁷ = 54151553633 is a prime.

It is not a weakly prime, because it can be changed into another prime (54151553461) 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, 27075776880 + 27075776881.

It is an arithmetic number, because the mean of its divisors is an integer number (27075776881).

Almost surely, 2^54151553761 is an apocalyptic number.

It is an amenable number.

54151553761 is a deficient number, since it is larger than the sum of its proper divisors (1).

54151553761 is an equidigital number, since it uses as much as digits as its factorization.

54151553761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 315000, while the sum is 43.

The spelling of 54151553761 in words is "fifty-four billion, one hundred fifty-one million, five hundred fifty-three thousand, seven hundred sixty-one".