545617564026 has 8 divisors (see below), whose sum is σ = 1091235128064. Its totient is φ = 181872521340.

The previous prime is 545617564021. The next prime is 545617564099. The reversal of 545617564026 is 620465716545.

It is a sphenic number, since it is the product of 3 distinct primes.

545617564026 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 545617564026.

It is not an unprimeable number, because it can be changed into a prime (545617564021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45468130330 + ... + 45468130341.

It is an arithmetic number, because the mean of its divisors is an integer number (136404391008).

Almost surely, 2^545617564026 is an apocalyptic number.

545617564026 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

545617564026 is a wasteful number, since it uses less digits than its factorization.

545617564026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90936260676.

The product of its (nonzero) digits is 6048000, while the sum is 51.

The spelling of 545617564026 in words is "five hundred forty-five billion, six hundred seventeen million, five hundred sixty-four thousand, twenty-six".