1420772247266 has 4 divisors (see below), whose sum is σ = 2131158370902. Its totient is φ = 710386123632.

The previous prime is 1420772247259. The next prime is 1420772247283. The reversal of 1420772247266 is 6627422770241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1153860524041 + 266911723225 = 1074179^2 + 516635^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355193061815 + ... + 355193061818.

Almost surely, 2^{1420772247266} is an apocalyptic number.

1420772247266 is a deficient number, since it is larger than the sum of its proper divisors (710386123636).

1420772247266 is an equidigital number, since it uses as much as digits as its factorization.

1420772247266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710386123635.

The product of its (nonzero) digits is 3161088, while the sum is 50.

The spelling of 1420772247266 in words is "one trillion, four hundred twenty billion, seven hundred seventy-two million, two hundred forty-seven thousand, two hundred sixty-six".