1634060745644 has 48 divisors (see below), whose sum is σ = 3073071052800. Its totient is φ = 757521014016.

The previous prime is 1634060745623. The next prime is 1634060745683. The reversal of 1634060745644 is 4465470604361.

It is a junction number, because it is equal to n+sod(n) for n = 1634060745592 and 1634060745601.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2036477 + ... + 2723115.

It is an arithmetic number, because the mean of its divisors is an integer number (64022313600).

Almost surely, 2^{1634060745644} is an apocalyptic number.

It is an amenable number.

1634060745644 is a deficient number, since it is larger than the sum of its proper divisors (1439010307156).

1634060745644 is a wasteful number, since it uses less digits than its factorization.

1634060745644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687182 (or 687180 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 50.

The spelling of 1634060745644 in words is "one trillion, six hundred thirty-four billion, sixty million, seven hundred forty-five thousand, six hundred forty-four".