42550311513 has 16 divisors (see below), whose sum is σ = 57586389696. Its totient is φ = 27943406400.

The previous prime is 42550311499. The next prime is 42550311523. The reversal of 42550311513 is 31511305524.

It is not a de Polignac number, because 42550311513 - 2⁵ = 42550311481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42550311523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296731 + ... + 416112.

It is an arithmetic number, because the mean of its divisors is an integer number (3599149356).

Almost surely, 2^42550311513 is an apocalyptic number.

It is an amenable number.

42550311513 is a deficient number, since it is larger than the sum of its proper divisors (15036078183).

42550311513 is a wasteful number, since it uses less digits than its factorization.

42550311513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713144.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 42550311513 in words is "forty-two billion, five hundred fifty million, three hundred eleven thousand, five hundred thirteen".