42312310444040 has 128 divisors (see below), whose sum is σ = 122267011023360. Its totient is φ = 12808924913664.

The previous prime is 42312310444031. The next prime is 42312310444091. The reversal of 42312310444040 is 4044401321324.

It is a super-2 number, since 2×42312310444040² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42312310443988 and 42312310444006.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252617609 + ... + 252785048.

It is an arithmetic number, because the mean of its divisors is an integer number (955211023620).

Almost surely, 2^{42312310444040} is an apocalyptic number.

42312310444040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42312310444040 is an abundant number, since it is smaller than the sum of its proper divisors (79954700579320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42312310444040 is a wasteful number, since it uses less digits than its factorization.

42312310444040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505402711 (or 505402707 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 42312310444040 its reverse (4044401321324), we get a palindrome (46356711765364).

The spelling of 42312310444040 in words is "forty-two trillion, three hundred twelve billion, three hundred ten million, four hundred forty-four thousand, forty".