545423733 has 16 divisors (see below), whose sum is σ = 855567360. Its totient is φ = 342226368.

The previous prime is 545423731. The next prime is 545423761. The reversal of 545423733 is 337324545.

545423733 is a `hidden beast` number, since 54 + 542 + 37 + 33 = 666.

It is not a de Polignac number, because 545423733 - 2¹ = 545423731 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545423731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593685 + ... + 594602.

It is an arithmetic number, because the mean of its divisors is an integer number (53472960).

Almost surely, 2^545423733 is an apocalyptic number.

It is an amenable number.

545423733 is a deficient number, since it is larger than the sum of its proper divisors (310143627).

545423733 is a wasteful number, since it uses less digits than its factorization.

545423733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188313 (or 1188307 counting only the distinct ones).

The product of its digits is 151200, while the sum is 36.

The square root of 545423733 is about 23354.3086602879. The cubic root of 545423733 is about 817.0425552887.

The spelling of 545423733 in words is "five hundred forty-five million, four hundred twenty-three thousand, seven hundred thirty-three".