536423531565 has 16 divisors (see below), whose sum is σ = 858291366528. Its totient is φ = 286087978176.

The previous prime is 536423531561. The next prime is 536423531573. The reversal of 536423531565 is 565135324635.

It is not a de Polignac number, because 536423531565 - 2² = 536423531561 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536423531561) 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, 822919 + ... + 1322891.

It is an arithmetic number, because the mean of its divisors is an integer number (53643210408).

Almost surely, 2^536423531565 is an apocalyptic number.

It is an amenable number.

536423531565 is a deficient number, since it is larger than the sum of its proper divisors (321867834963).

536423531565 is a wasteful number, since it uses less digits than its factorization.

536423531565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571508.

The product of its digits is 4860000, while the sum is 48.

The spelling of 536423531565 in words is "five hundred thirty-six billion, four hundred twenty-three million, five hundred thirty-one thousand, five hundred sixty-five".