545726039040 has 2112 divisors, whose sum is σ = 2485672427520. Its totient is φ = 111105146880.

The previous prime is 545726038943. The next prime is 545726039057. The reversal of 545726039040 is 40930627545.

545726039040 is a `hidden beast` number, since 5 + 4 + 572 + 6 + 0 + 39 + 0 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 7686282205 + ... + 7686282275.

Almost surely, 2^545726039040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545726039040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1242836213760).

545726039040 is an abundant number, since it is smaller than the sum of its proper divisors (1939946388480).

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

545726039040 is a wasteful number, since it uses less digits than its factorization.

545726039040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 545726039040 in words is "five hundred forty-five billion, seven hundred twenty-six million, thirty-nine thousand, forty".