42026274791854 has 4 divisors (see below), whose sum is σ = 63039412187784. Its totient is φ = 21013137395926.

The previous prime is 42026274791827. The next prime is 42026274791861. The reversal of 42026274791854 is 45819747262024.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 42026274791792 and 42026274791801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10506568697962 + ... + 10506568697965.

It is an arithmetic number, because the mean of its divisors is an integer number (15759853046946).

Almost surely, 2^{42026274791854} is an apocalyptic number.

42026274791854 is a deficient number, since it is larger than the sum of its proper divisors (21013137395930).

42026274791854 is a wasteful number, since it uses less digits than its factorization.

42026274791854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21013137395929.

The product of its (nonzero) digits is 54190080, while the sum is 61.

The spelling of 42026274791854 in words is "forty-two trillion, twenty-six billion, two hundred seventy-four million, seven hundred ninety-one thousand, eight hundred fifty-four".