1047981925466 has 24 divisors (see below), whose sum is σ = 1908126810720. Its totient is φ = 429607496472.

The previous prime is 1047981925433. The next prime is 1047981925499. The reversal of 1047981925466 is 6645291897401.

It is an interprime number because it is at equal distance from previous prime (1047981925433) and next prime (1047981925499).

It is a super-2 number, since 2×1047981925466² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1047981925399 and 1047981925408.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 232469336 + ... + 232473843.

It is an arithmetic number, because the mean of its divisors is an integer number (79505283780).

Almost surely, 2^{1047981925466} is an apocalyptic number.

1047981925466 is a deficient number, since it is larger than the sum of its proper divisors (860144885254).

1047981925466 is a wasteful number, since it uses less digits than its factorization.

1047981925466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464943218 (or 464943211 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 62.

The spelling of 1047981925466 in words is "one trillion, forty-seven billion, nine hundred eighty-one million, nine hundred twenty-five thousand, four hundred sixty-six".