42064122999 has 32 divisors (see below), whose sum is σ = 59628248064. Its totient is φ = 26321137920.

The previous prime is 42064122959. The next prime is 42064123019. The reversal of 42064122999 is 99922146024.

It is not a de Polignac number, because 42064122999 - 2¹⁵ = 42064090231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42064122959) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 971094 + ... + 1013484.

It is an arithmetic number, because the mean of its divisors is an integer number (1863382752).

Almost surely, 2^42064122999 is an apocalyptic number.

42064122999 is a deficient number, since it is larger than the sum of its proper divisors (17564125065).

42064122999 is a wasteful number, since it uses less digits than its factorization.

42064122999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42687.

The product of its (nonzero) digits is 559872, while the sum is 48.

The spelling of 42064122999 in words is "forty-two billion, sixty-four million, one hundred twenty-two thousand, nine hundred ninety-nine".