151503321232 has 10 divisors (see below), whose sum is σ = 293537684918. Its totient is φ = 75751660608.

The previous prime is 151503321227. The next prime is 151503321251. The reversal of 151503321232 is 232123305151.

It can be written as a sum of positive squares in only one way, i.e., 149998191616 + 1505129616 = 387296^2 + 38796^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 151503321232.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4734478773 + ... + 4734478804.

Almost surely, 2^151503321232 is an apocalyptic number.

It is an amenable number.

151503321232 is a deficient number, since it is larger than the sum of its proper divisors (142034363686).

151503321232 is an equidigital number, since it uses as much as digits as its factorization.

151503321232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9468957585 (or 9468957579 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 151503321232 its reverse (232123305151), we get a palindrome (383626626383).

The spelling of 151503321232 in words is "one hundred fifty-one billion, five hundred three million, three hundred twenty-one thousand, two hundred thirty-two".