3045451432646 has 48 divisors (see below), whose sum is σ = 5458260639744. Its totient is φ = 1269992371536.

The previous prime is 3045451432627. The next prime is 3045451432649. The reversal of 3045451432646 is 6462341545403.

It is a super-2 number, since 2×3045451432646² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3045451432646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3045451432649) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 265670 + ... + 2482233.

It is an arithmetic number, because the mean of its divisors is an integer number (113713763328).

Almost surely, 2^{3045451432646} is an apocalyptic number.

3045451432646 is a deficient number, since it is larger than the sum of its proper divisors (2412809207098).

3045451432646 is a wasteful number, since it uses less digits than its factorization.

3045451432646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2748225 (or 2748218 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 47.

The spelling of 3045451432646 in words is "three trillion, forty-five billion, four hundred fifty-one million, four hundred thirty-two thousand, six hundred forty-six".