26844090630 has 32 divisors (see below), whose sum is σ = 73629506304. Its totient is φ = 6135792096.

The previous prime is 26844090629. The next prime is 26844090643. The reversal of 26844090630 is 3609044862.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63914292 + ... + 63914711.

It is an arithmetic number, because the mean of its divisors is an integer number (2300922072).

Almost surely, 2^26844090630 is an apocalyptic number.

26844090630 is an abundant number, since it is smaller than the sum of its proper divisors (46785415674).

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

26844090630 is a wasteful number, since it uses less digits than its factorization.

26844090630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127829020.

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 26844090630 in words is "twenty-six billion, eight hundred forty-four million, ninety thousand, six hundred thirty".