545757534 has 32 divisors (see below), whose sum is σ = 1386051840. Its totient is φ = 155930616.

The previous prime is 545757533. The next prime is 545757581. The reversal of 545757534 is 435757545.

It is a happy number.

545757534 is a `hidden beast` number, since 5 + 4 + 575 + 75 + 3 + 4 = 666.

It is a super-2 number, since 2×545757534² = 595702571835522312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 545757534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545757533) 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, 721524 + ... + 722279.

It is an arithmetic number, because the mean of its divisors is an integer number (43314120).

Almost surely, 2^545757534 is an apocalyptic number.

545757534 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

545757534 is an abundant number, since it is smaller than the sum of its proper divisors (840294306).

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

545757534 is a wasteful number, since it uses less digits than its factorization.

545757534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443821 (or 1443815 counting only the distinct ones).

The product of its digits is 1470000, while the sum is 45.

The square root of 545757534 is about 23361.4540215287. The cubic root of 545757534 is about 817.2091988157.

The spelling of 545757534 in words is "five hundred forty-five million, seven hundred fifty-seven thousand, five hundred thirty-four".