51154034377 has 2 divisors, whose sum is σ = 51154034378. Its totient is φ = 51154034376.

The previous prime is 51154034341. The next prime is 51154034431. The reversal of 51154034377 is 77343045115.

51154034377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43877261961 + 7276772416 = 209469^2 + 85304^2 .

It is a cyclic number.

It is not a de Polignac number, because 51154034377 - 2⁷ = 51154034249 is a prime.

It is not a weakly prime, because it can be changed into another prime (51154034677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25577017188 + 25577017189.

It is an arithmetic number, because the mean of its divisors is an integer number (25577017189).

Almost surely, 2^51154034377 is an apocalyptic number.

It is an amenable number.

51154034377 is a deficient number, since it is larger than the sum of its proper divisors (1).

51154034377 is an equidigital number, since it uses as much as digits as its factorization.

51154034377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 176400, while the sum is 40.

The spelling of 51154034377 in words is "fifty-one billion, one hundred fifty-four million, thirty-four thousand, three hundred seventy-seven".