42404534626054 has 4 divisors (see below), whose sum is σ = 63606801939084. Its totient is φ = 21202267313026.

The previous prime is 42404534626009. The next prime is 42404534626063. The reversal of 42404534626054 is 45062643540424.

It is a happy number.

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

It is a super-2 number, since 2×42404534626054² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42404534625989 and 42404534626007.

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, 10601133656512 + ... + 10601133656515.

It is an arithmetic number, because the mean of its divisors is an integer number (15901700484771).

Almost surely, 2^{42404534626054} is an apocalyptic number.

42404534626054 is a deficient number, since it is larger than the sum of its proper divisors (21202267313030).

42404534626054 is a wasteful number, since it uses less digits than its factorization.

42404534626054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21202267313029.

The product of its (nonzero) digits is 11059200, while the sum is 49.

The spelling of 42404534626054 in words is "forty-two trillion, four hundred four billion, five hundred thirty-four million, six hundred twenty-six thousand, fifty-four".