42151926747 has 24 divisors (see below), whose sum is σ = 66206092800. Its totient is φ = 23781912336.

The previous prime is 42151926743. The next prime is 42151926779. The reversal of 42151926747 is 74762915124.

It is not a de Polignac number, because 42151926747 - 2² = 42151926743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42151926696 and 42151926705.

It is not an unprimeable number, because it can be changed into a prime (42151926743) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1803247 + ... + 1826472.

It is an arithmetic number, because the mean of its divisors is an integer number (2758587200).

Almost surely, 2^42151926747 is an apocalyptic number.

42151926747 is a deficient number, since it is larger than the sum of its proper divisors (24054166053).

42151926747 is a wasteful number, since it uses less digits than its factorization.

42151926747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3629815 (or 3629808 counting only the distinct ones).

The product of its digits is 846720, while the sum is 48.

The spelling of 42151926747 in words is "forty-two billion, one hundred fifty-one million, nine hundred twenty-six thousand, seven hundred forty-seven".