26400462622042 has 4 divisors (see below), whose sum is σ = 39600693933066. Its totient is φ = 13200231311020.

The previous prime is 26400462622033. The next prime is 26400462622069. The reversal of 26400462622042 is 24022626400462.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 26349855170521 + 50607451521 = 5133211^2 + 224961^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26400462621986 and 26400462622004.

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, 6600115655509 + ... + 6600115655512.

Almost surely, 2^{26400462622042} is an apocalyptic number.

26400462622042 is a deficient number, since it is larger than the sum of its proper divisors (13200231311024).

26400462622042 is a wasteful number, since it uses less digits than its factorization.

26400462622042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13200231311023.

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 26400462622042 in words is "twenty-six trillion, four hundred billion, four hundred sixty-two million, six hundred twenty-two thousand, forty-two".