42798261092 has 24 divisors (see below), whose sum is σ = 75261513600. Its totient is φ = 21295077696.

The previous prime is 42798261091. The next prime is 42798261113. The reversal of 42798261092 is 29016289724.

It is a self number, because there is not a number n which added to its sum of digits gives 42798261092.

It is not an unprimeable number, because it can be changed into a prime (42798261091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1739009 + ... + 1763447.

It is an arithmetic number, because the mean of its divisors is an integer number (3135896400).

Almost surely, 2^42798261092 is an apocalyptic number.

It is an amenable number.

42798261092 is a deficient number, since it is larger than the sum of its proper divisors (32463252508).

42798261092 is a wasteful number, since it uses less digits than its factorization.

42798261092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26555 (or 26553 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 42798261092 in words is "forty-two billion, seven hundred ninety-eight million, two hundred sixty-one thousand, ninety-two".