151223424244 has 12 divisors (see below), whose sum is σ = 273766544100. Its totient is φ = 73004411648.

The previous prime is 151223424239. The next prime is 151223424257. The reversal of 151223424244 is 442424322151.

It can be written as a sum of positive squares in 2 ways, for example, as 27643052644 + 123580371600 = 166262^2 + 351540^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651824989 + ... + 651825220.

It is an arithmetic number, because the mean of its divisors is an integer number (22813878675).

Almost surely, 2^151223424244 is an apocalyptic number.

It is an amenable number.

151223424244 is a deficient number, since it is larger than the sum of its proper divisors (122543119856).

151223424244 is a wasteful number, since it uses less digits than its factorization.

151223424244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303650242 (or 1303650240 counting only the distinct ones).

The product of its digits is 61440, while the sum is 34.

Adding to 151223424244 its reverse (442424322151), we get a palindrome (593647746395).

The spelling of 151223424244 in words is "one hundred fifty-one billion, two hundred twenty-three million, four hundred twenty-four thousand, two hundred forty-four".