149528694655 has 4 divisors (see below), whose sum is σ = 179434433592. Its totient is φ = 119622955720.

The previous prime is 149528694631. The next prime is 149528694727. The reversal of 149528694655 is 556496825941.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 149528694655 - 2²⁷ = 149394476927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14952869461 + ... + 14952869470.

It is an arithmetic number, because the mean of its divisors is an integer number (44858608398).

Almost surely, 2^149528694655 is an apocalyptic number.

149528694655 is a deficient number, since it is larger than the sum of its proper divisors (29905738937).

149528694655 is an equidigital number, since it uses as much as digits as its factorization.

149528694655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29905738936.

The product of its digits is 93312000, while the sum is 64.

The spelling of 149528694655 in words is "one hundred forty-nine billion, five hundred twenty-eight million, six hundred ninety-four thousand, six hundred fifty-five".