155574859463 has 2 divisors, whose sum is σ = 155574859464. Its totient is φ = 155574859462.

The previous prime is 155574859439. The next prime is 155574859469. The reversal of 155574859463 is 364958475551.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155574859463 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155574859396 and 155574859405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155574859469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77787429731 + 77787429732.

It is an arithmetic number, because the mean of its divisors is an integer number (77787429732).

Almost surely, 2^155574859463 is an apocalyptic number.

155574859463 is a deficient number, since it is larger than the sum of its proper divisors (1).

155574859463 is an equidigital number, since it uses as much as digits as its factorization.

155574859463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720000, while the sum is 62.

The spelling of 155574859463 in words is "one hundred fifty-five billion, five hundred seventy-four million, eight hundred fifty-nine thousand, four hundred sixty-three".