42515422707 has 8 divisors (see below), whose sum is σ = 56716963776. Its totient is φ = 28328748392.

The previous prime is 42515422699. The next prime is 42515422709. The reversal of 42515422707 is 70722451524.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42515422707 - 2³ = 42515422699 is a prime.

It is a super-2 number, since 2×42515422707² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42515422709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3710013 + ... + 3721454.

It is an arithmetic number, because the mean of its divisors is an integer number (7089620472).

Almost surely, 2^42515422707 is an apocalyptic number.

42515422707 is a deficient number, since it is larger than the sum of its proper divisors (14201541069).

42515422707 is a wasteful number, since it uses less digits than its factorization.

42515422707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7433377.

The product of its (nonzero) digits is 156800, while the sum is 39.

The spelling of 42515422707 in words is "forty-two billion, five hundred fifteen million, four hundred twenty-two thousand, seven hundred seven".