42144356307 has 32 divisors (see below), whose sum is σ = 57888794880. Its totient is φ = 27261601920.

The previous prime is 42144356297. The next prime is 42144356329. The reversal of 42144356307 is 70365344124.

It is not a de Polignac number, because 42144356307 - 2⁷ = 42144356179 is a prime.

It is a super-2 number, since 2×42144356307² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42144356357) 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, 12590008 + ... + 12593354.

It is an arithmetic number, because the mean of its divisors is an integer number (1809024840).

Almost surely, 2^42144356307 is an apocalyptic number.

42144356307 is a deficient number, since it is larger than the sum of its proper divisors (15744438573).

42144356307 is a wasteful number, since it uses less digits than its factorization.

42144356307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4323.

The product of its (nonzero) digits is 241920, while the sum is 39.

The spelling of 42144356307 in words is "forty-two billion, one hundred forty-four million, three hundred fifty-six thousand, three hundred seven".