545366462646 has 16 divisors (see below), whose sum is σ = 1148139921600. Its totient is φ = 172220988168.

The previous prime is 545366462633. The next prime is 545366462689. The reversal of 545366462646 is 646264663545.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2391958056 + ... + 2391958283.

It is an arithmetic number, because the mean of its divisors is an integer number (71758745100).

Almost surely, 2^545366462646 is an apocalyptic number.

545366462646 is an abundant number, since it is smaller than the sum of its proper divisors (602773458954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545366462646 is a wasteful number, since it uses less digits than its factorization.

545366462646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4783916363.

The product of its digits is 74649600, while the sum is 57.

The spelling of 545366462646 in words is "five hundred forty-five billion, three hundred sixty-six million, four hundred sixty-two thousand, six hundred forty-six".