151221361614 has 32 divisors (see below), whose sum is σ = 308179668384. Its totient is φ = 49451151360.

The previous prime is 151221361597. The next prime is 151221361657. The reversal of 151221361614 is 416163122151.

It is a congruent number.

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, 4662574 + ... + 4694894.

It is an arithmetic number, because the mean of its divisors is an integer number (9630614637).

Almost surely, 2^151221361614 is an apocalyptic number.

151221361614 is an abundant number, since it is smaller than the sum of its proper divisors (156958306770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151221361614 is a wasteful number, since it uses less digits than its factorization.

151221361614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47092.

The product of its digits is 8640, while the sum is 33.

Adding to 151221361614 its reverse (416163122151), we get a palindrome (567384483765).

The spelling of 151221361614 in words is "one hundred fifty-one billion, two hundred twenty-one million, three hundred sixty-one thousand, six hundred fourteen".