151622125505 has 4 divisors (see below), whose sum is σ = 181946550612. Its totient is φ = 121297700400.

The previous prime is 151622125477. The next prime is 151622125547. The reversal of 151622125505 is 505521226151.

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

It can be written as a sum of positive squares in 2 ways, for example, as 46742007601 + 104880117904 = 216199^2 + 323852^2 .

It is not a de Polignac number, because 151622125505 - 2¹⁰ = 151622124481 is a prime.

It is a Duffinian 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, 15162212546 + ... + 15162212555.

It is an arithmetic number, because the mean of its divisors is an integer number (45486637653).

Almost surely, 2^151622125505 is an apocalyptic number.

It is an amenable number.

151622125505 is a deficient number, since it is larger than the sum of its proper divisors (30324425107).

151622125505 is an equidigital number, since it uses as much as digits as its factorization.

151622125505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30324425106.

The product of its (nonzero) digits is 30000, while the sum is 35.

The spelling of 151622125505 in words is "one hundred fifty-one billion, six hundred twenty-two million, one hundred twenty-five thousand, five hundred five".