1861473746632 has 16 divisors (see below), whose sum is σ = 3500321675760. Its totient is φ = 928054633104.

The previous prime is 1861473746623. The next prime is 1861473746669. The reversal of 1861473746632 is 2366473741681.

It is a happy number.

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, 335277078 + ... + 335282629.

It is an arithmetic number, because the mean of its divisors is an integer number (218770104735).

Almost surely, 2^{1861473746632} is an apocalyptic number.

It is an amenable number.

1861473746632 is a deficient number, since it is larger than the sum of its proper divisors (1638847929128).

1861473746632 is a wasteful number, since it uses less digits than its factorization.

1861473746632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670560060 (or 670560056 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 58.

The spelling of 1861473746632 in words is "one trillion, eight hundred sixty-one billion, four hundred seventy-three million, seven hundred forty-six thousand, six hundred thirty-two".