545240424156 has 24 divisors (see below), whose sum is σ = 1272247987584. Its totient is φ = 181743903600.

The previous prime is 545240424107. The next prime is 545240424229. The reversal of 545240424156 is 651424042545.

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, 501481 + ... + 1158431.

It is an arithmetic number, because the mean of its divisors is an integer number (53010332816).

Almost surely, 2^545240424156 is an apocalyptic number.

It is an amenable number.

545240424156 is an abundant number, since it is smaller than the sum of its proper divisors (727007563428).

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

545240424156 is a wasteful number, since it uses less digits than its factorization.

545240424156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726121 (or 726119 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 42.

The spelling of 545240424156 in words is "five hundred forty-five billion, two hundred forty million, four hundred twenty-four thousand, one hundred fifty-six".