745046366502646 has 128 divisors (see below), whose sum is σ = 1303667809920000. Its totient is φ = 316453401331200.

The previous prime is 745046366502631. The next prime is 745046366502667. The reversal of 745046366502646 is 646205663640547.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1498118095 + ... + 1498615333.

It is an arithmetic number, because the mean of its divisors is an integer number (10184904765000).

Almost surely, 2^{745046366502646} is an apocalyptic number.

745046366502646 is a deficient number, since it is larger than the sum of its proper divisors (558621443417354).

745046366502646 is a wasteful number, since it uses less digits than its factorization.

745046366502646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497942.

The product of its (nonzero) digits is 522547200, while the sum is 64.

The spelling of 745046366502646 in words is "seven hundred forty-five trillion, forty-six billion, three hundred sixty-six million, five hundred two thousand, six hundred forty-six".