26621201842 has 8 divisors (see below), whose sum is σ = 40154886000. Its totient is φ = 13236239844.

The previous prime is 26621201809. The next prime is 26621201843. The reversal of 26621201842 is 24810212662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 26621201798 and 26621201807.

It is not an unprimeable number, because it can be changed into a prime (26621201843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37180092 + ... + 37180807.

It is an arithmetic number, because the mean of its divisors is an integer number (5019360750).

Almost surely, 2^26621201842 is an apocalyptic number.

26621201842 is a deficient number, since it is larger than the sum of its proper divisors (13533684158).

26621201842 is a wasteful number, since it uses less digits than its factorization.

26621201842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74361080.

The product of its (nonzero) digits is 18432, while the sum is 34.

The spelling of 26621201842 in words is "twenty-six billion, six hundred twenty-one million, two hundred one thousand, eight hundred forty-two".