155460101064551 has 2 divisors, whose sum is σ = 155460101064552. Its totient is φ = 155460101064550.

The previous prime is 155460101064503. The next prime is 155460101064581.

It is a happy number.

155460101064551 is nontrivially palindromic in base 10.

155460101064551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 155460101064551 - 2⁶ = 155460101064487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155460101064581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77730050532275 + 77730050532276.

It is an arithmetic number, because the mean of its divisors is an integer number (77730050532276).

Almost surely, 2^{155460101064551} is an apocalyptic number.

155460101064551 is a deficient number, since it is larger than the sum of its proper divisors (1).

155460101064551 is an equidigital number, since it uses as much as digits as its factorization.

155460101064551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360000, while the sum is 44.

The spelling of 155460101064551 in words is "one hundred fifty-five trillion, four hundred sixty billion, one hundred one million, sixty-four thousand, five hundred fifty-one".