151423512242 has 32 divisors (see below), whose sum is σ = 243862824960. Its totient is φ = 70264972800.

The previous prime is 151423512239. The next prime is 151423512281. The reversal of 151423512242 is 242215324151.

It is a junction number, because it is equal to n+sod(n) for n = 151423512199 and 151423512208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1042367 + ... + 1178717.

It is an arithmetic number, because the mean of its divisors is an integer number (7620713280).

Almost surely, 2^151423512242 is an apocalyptic number.

151423512242 is a deficient number, since it is larger than the sum of its proper divisors (92439312718).

151423512242 is a wasteful number, since it uses less digits than its factorization.

151423512242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136826.

The product of its digits is 19200, while the sum is 32.

Adding to 151423512242 its reverse (242215324151), we get a palindrome (393638836393).

The spelling of 151423512242 in words is "one hundred fifty-one billion, four hundred twenty-three million, five hundred twelve thousand, two hundred forty-two".