42229756986459 has 32 divisors (see below), whose sum is σ = 69178165370880. Its totient is φ = 22374812842272.

The previous prime is 42229756986449. The next prime is 42229756986539. The reversal of 42229756986459 is 95468965792224.

It is not a de Polignac number, because 42229756986459 - 2⁵ = 42229756986427 is a prime.

It is a super-2 number, since 2×42229756986459² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42229756986419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1125927949 + ... + 1125965454.

It is an arithmetic number, because the mean of its divisors is an integer number (2161817667840).

Almost surely, 2^{42229756986459} is an apocalyptic number.

42229756986459 is a deficient number, since it is larger than the sum of its proper divisors (26948408384421).

42229756986459 is a wasteful number, since it uses less digits than its factorization.

42229756986459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251893479.

The product of its digits is 4702924800, while the sum is 78.

The spelling of 42229756986459 in words is "forty-two trillion, two hundred twenty-nine billion, seven hundred fifty-six million, nine hundred eighty-six thousand, four hundred fifty-nine".