152042240251 has 4 divisors (see below), whose sum is σ = 165864262104. Its totient is φ = 138220218400.

The previous prime is 152042240221. The next prime is 152042240261.

It is a happy number.

152042240251 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 152042240251 - 2¹¹ = 152042238203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152042240221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6911010910 + ... + 6911010931.

It is an arithmetic number, because the mean of its divisors is an integer number (41466065526).

Almost surely, 2^152042240251 is an apocalyptic number.

152042240251 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

152042240251 is a deficient number, since it is larger than the sum of its proper divisors (13822021853).

152042240251 is a wasteful number, since it uses less digits than its factorization.

152042240251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13822021852.

The product of its (nonzero) digits is 6400, while the sum is 28.

It can be divided in two parts, 152042 and 240251, that added together give a palindrome (392293).

The spelling of 152042240251 in words is "one hundred fifty-two billion, forty-two million, two hundred forty thousand, two hundred fifty-one".