127233227428 has 12 divisors (see below), whose sum is σ = 222762354892. Its totient is φ = 63586840320.

The previous prime is 127233227417. The next prime is 127233227431. The reversal of 127233227428 is 824722332721.

It can be written as a sum of positive squares in 2 ways, for example, as 17829726784 + 109403500644 = 133528^2 + 330762^2 .

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, 7433733 + ... + 7450828.

Almost surely, 2^127233227428 is an apocalyptic number.

It is an amenable number.

127233227428 is a deficient number, since it is larger than the sum of its proper divisors (95529127464).

127233227428 is a wasteful number, since it uses less digits than its factorization.

127233227428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14886702 (or 14886700 counting only the distinct ones).

The product of its digits is 451584, while the sum is 43.

The spelling of 127233227428 in words is "one hundred twenty-seven billion, two hundred thirty-three million, two hundred twenty-seven thousand, four hundred twenty-eight".