8401423455 has 12 divisors (see below), whose sum is σ = 14562467400. Its totient is φ = 4480759152.

The previous prime is 8401423451. The next prime is 8401423469. The reversal of 8401423455 is 5543241048.

It is a happy number.

It is not a de Polignac number, because 8401423455 - 2² = 8401423451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8401423451) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 93349105 + ... + 93349194.

It is an arithmetic number, because the mean of its divisors is an integer number (1213538950).

Almost surely, 2^8401423455 is an apocalyptic number.

8401423455 is a deficient number, since it is larger than the sum of its proper divisors (6161043945).

8401423455 is a wasteful number, since it uses less digits than its factorization.

8401423455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186698310 (or 186698307 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 8401423455 is about 91659.2791538314. The cubic root of 8401423455 is about 2032.9075321027.

The spelling of 8401423455 in words is "eight billion, four hundred one million, four hundred twenty-three thousand, four hundred fifty-five".