10349878842 has 24 divisors (see below), whose sum is σ = 23255284416. Its totient is φ = 3449959452.

The previous prime is 10349878841. The next prime is 10349878871. The reversal of 10349878842 is 24887894301.

It is a happy number.

10349878842 is a `hidden beast` number, since 1 + 0 + 3 + 498 + 78 + 84 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (10349878841) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10647538 + ... + 10648509.

It is an arithmetic number, because the mean of its divisors is an integer number (968970184).

Almost surely, 2^10349878842 is an apocalyptic number.

10349878842 is an abundant number, since it is smaller than the sum of its proper divisors (12905405574).

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

10349878842 is an equidigital number, since it uses as much as digits as its factorization.

10349878842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21296064 (or 21296052 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 54.

The spelling of 10349878842 in words is "ten billion, three hundred forty-nine million, eight hundred seventy-eight thousand, eight hundred forty-two".