445746477277046 has 32 divisors (see below), whose sum is σ = 742602360533760. Its totient is φ = 198953379973600.

The previous prime is 445746477277037. The next prime is 445746477277051. The reversal of 445746477277046 is 640772774647544.

It is a super-2 number, since 2×445746477277046² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

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, 192428285 + ... + 194730936.

It is an arithmetic number, because the mean of its divisors is an integer number (23206323766680).

Almost surely, 2^{445746477277046} is an apocalyptic number.

445746477277046 is a deficient number, since it is larger than the sum of its proper divisors (296855883256714).

445746477277046 is a wasteful number, since it uses less digits than its factorization.

445746477277046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387160180.

The product of its (nonzero) digits is 6195732480, while the sum is 74.

The spelling of 445746477277046 in words is "four hundred forty-five trillion, seven hundred forty-six billion, four hundred seventy-seven million, two hundred seventy-seven thousand, forty-six".