38401426055651 has 4 divisors (see below), whose sum is σ = 38401448234832. Its totient is φ = 38401403876472.

The previous prime is 38401426055621. The next prime is 38401426055687. The reversal of 38401426055651 is 15655062410483.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38401426055651 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38401426055651.

It is not an unprimeable number, because it can be changed into a prime (38401426055611) 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, 8250116 + ... + 12036081.

It is an arithmetic number, because the mean of its divisors is an integer number (9600362058708).

Almost surely, 2^{38401426055651} is an apocalyptic number.

38401426055651 is a deficient number, since it is larger than the sum of its proper divisors (22179181).

38401426055651 is a wasteful number, since it uses less digits than its factorization.

38401426055651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22179180.

The product of its (nonzero) digits is 3456000, while the sum is 50.

The spelling of 38401426055651 in words is "thirty-eight trillion, four hundred one billion, four hundred twenty-six million, fifty-five thousand, six hundred fifty-one".