126219615076 has 27 divisors (see below), whose sum is σ = 227062815147. Its totient is φ = 61391347200.

The previous prime is 126219615061. The next prime is 126219615089. The reversal of 126219615076 is 670516912621.

The square root of 126219615076 is 355274.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 32598302500 + 93621312576 = 180550^2 + 305976^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 26287876 + ... + 26292676.

Almost surely, 2^126219615076 is an apocalyptic number.

126219615076 is the 355274-th square number.

It is an amenable number.

126219615076 is a deficient number, since it is larger than the sum of its proper divisors (100843200071).

126219615076 is an frugal number, since it uses more digits than its factorization.

126219615076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9680 (or 4840 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 126219615076 in words is "one hundred twenty-six billion, two hundred nineteen million, six hundred fifteen thousand, seventy-six".