155392460147 has 2 divisors, whose sum is σ = 155392460148. Its totient is φ = 155392460146.

The previous prime is 155392460143. The next prime is 155392460207. The reversal of 155392460147 is 741064293551.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 155392460147 - 2² = 155392460143 is a prime.

It is not a weakly prime, because it can be changed into another prime (155392460143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77696230073 + 77696230074.

It is an arithmetic number, because the mean of its divisors is an integer number (77696230074).

Almost surely, 2^155392460147 is an apocalyptic number.

155392460147 is a deficient number, since it is larger than the sum of its proper divisors (1).

155392460147 is an equidigital number, since it uses as much as digits as its factorization.

155392460147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 155392460147 in words is "one hundred fifty-five billion, three hundred ninety-two million, four hundred sixty thousand, one hundred forty-seven".