151412321636 has 24 divisors (see below), whose sum is σ = 268448637240. Its totient is φ = 74719100672.

The previous prime is 151412321629. The next prime is 151412321639. The reversal of 151412321636 is 636123214151.

It can be written as a sum of positive squares in 4 ways, for example, as 18082180900 + 133330140736 = 134470^2 + 365144^2 .

It is a super-2 number, since 2×151412321636² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 151412321596 and 151412321605.

It is not an unprimeable number, because it can be changed into a prime (151412321639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 703751 + ... + 893358.

It is an arithmetic number, because the mean of its divisors is an integer number (11185359885).

Almost surely, 2^151412321636 is an apocalyptic number.

It is an amenable number.

151412321636 is a deficient number, since it is larger than the sum of its proper divisors (117036315604).

151412321636 is a wasteful number, since it uses less digits than its factorization.

151412321636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597423 (or 1597421 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

Adding to 151412321636 its reverse (636123214151), we get a palindrome (787535535787).

The spelling of 151412321636 in words is "one hundred fifty-one billion, four hundred twelve million, three hundred twenty-one thousand, six hundred thirty-six".