536440212457 has 4 divisors (see below), whose sum is σ = 536442552576. Its totient is φ = 536437872340.

The previous prime is 536440212433. The next prime is 536440212481. The reversal of 536440212457 is 754212044635.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (536440212433) and next prime (536440212481).

It is a cyclic number.

It is not a de Polignac number, because 536440212457 - 2¹⁵ = 536440179689 is a prime.

It is a super-2 number, since 2×536440212457² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (536440512457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 783673 + ... + 1298854.

It is an arithmetic number, because the mean of its divisors is an integer number (134110638144).

Almost surely, 2^536440212457 is an apocalyptic number.

It is an amenable number.

536440212457 is a deficient number, since it is larger than the sum of its proper divisors (2340119).

536440212457 is a wasteful number, since it uses less digits than its factorization.

536440212457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2340118.

The product of its (nonzero) digits is 806400, while the sum is 43.

The spelling of 536440212457 in words is "five hundred thirty-six billion, four hundred forty million, two hundred twelve thousand, four hundred fifty-seven".