151479807321 has 4 divisors (see below), whose sum is σ = 201973076432. Its totient is φ = 100986538212.

The previous prime is 151479807319. The next prime is 151479807343. The reversal of 151479807321 is 123708974151.

151479807321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 151479807321 - 2¹ = 151479807319 is a prime.

It is a super-2 number, since 2×151479807321² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151479807301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25246634551 + ... + 25246634556.

It is an arithmetic number, because the mean of its divisors is an integer number (50493269108).

Almost surely, 2^151479807321 is an apocalyptic number.

It is an amenable number.

151479807321 is a deficient number, since it is larger than the sum of its proper divisors (50493269111).

151479807321 is an equidigital number, since it uses as much as digits as its factorization.

151479807321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50493269110.

The product of its (nonzero) digits is 423360, while the sum is 48.

The spelling of 151479807321 in words is "one hundred fifty-one billion, four hundred seventy-nine million, eight hundred seven thousand, three hundred twenty-one".