42045311534 has 8 divisors (see below), whose sum is σ = 63072949368. Its totient is φ = 21020995080.

The previous prime is 42045311479. The next prime is 42045311617. The reversal of 42045311534 is 43511354024.

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

It is a super-2 number, since 2×42045311534² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42045311534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 798452 + ... + 849479.

It is an arithmetic number, because the mean of its divisors is an integer number (7884118671).

Almost surely, 2^42045311534 is an apocalyptic number.

42045311534 is a deficient number, since it is larger than the sum of its proper divisors (21027637834).

42045311534 is a wasteful number, since it uses less digits than its factorization.

42045311534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660690.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 42045311534 its reverse (43511354024), we get a palindrome (85556665558).

The spelling of 42045311534 in words is "forty-two billion, forty-five million, three hundred eleven thousand, five hundred thirty-four".