148255097391 has 8 divisors (see below), whose sum is σ = 219637181360. Its totient is φ = 98836731576.

The previous prime is 148255097383. The next prime is 148255097429. The reversal of 148255097391 is 193790552841.

It is a happy number.

148255097391 is a `hidden beast` number, since 1 + 4 + 82 + 550 + 9 + 7 + 3 + 9 + 1 = 666.

It is not a de Polignac number, because 148255097391 - 2³ = 148255097383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148255097371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2745464740 + ... + 2745464793.

It is an arithmetic number, because the mean of its divisors is an integer number (27454647670).

Almost surely, 2^148255097391 is an apocalyptic number.

148255097391 is a deficient number, since it is larger than the sum of its proper divisors (71382083969).

148255097391 is an equidigital number, since it uses as much as digits as its factorization.

148255097391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5490929542 (or 5490929536 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 54.

The spelling of 148255097391 in words is "one hundred forty-eight billion, two hundred fifty-five million, ninety-seven thousand, three hundred ninety-one".