1330046764478 has 16 divisors (see below), whose sum is σ = 2059559706624. Its totient is φ = 643529621880.

The previous prime is 1330046764471. The next prime is 1330046764483. The reversal of 1330046764478 is 8744676400331.

It is a happy number.

It is a super-2 number, since 2×1330046764478² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330046764471) 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, 293051 + ... + 1657097.

It is an arithmetic number, because the mean of its divisors is an integer number (128722481664).

Almost surely, 2^{1330046764478} is an apocalyptic number.

1330046764478 is a deficient number, since it is larger than the sum of its proper divisors (729512942146).

1330046764478 is a wasteful number, since it uses less digits than its factorization.

1330046764478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379807.

The product of its (nonzero) digits is 8128512, while the sum is 53.

The spelling of 1330046764478 in words is "one trillion, three hundred thirty billion, forty-six million, seven hundred sixty-four thousand, four hundred seventy-eight".