726123276478 has 16 divisors (see below), whose sum is σ = 1109078337024. Its totient is φ = 356489441280.

The previous prime is 726123276467. The next prime is 726123276479. The reversal of 726123276478 is 874672321627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726123276479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14711203 + ... + 14760478.

It is an arithmetic number, because the mean of its divisors is an integer number (69317396064).

Almost surely, 2^726123276478 is an apocalyptic number.

726123276478 is a deficient number, since it is larger than the sum of its proper divisors (382955060546).

726123276478 is a wasteful number, since it uses less digits than its factorization.

726123276478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29471907.

The product of its digits is 9483264, while the sum is 55.

The spelling of 726123276478 in words is "seven hundred twenty-six billion, one hundred twenty-three million, two hundred seventy-six thousand, four hundred seventy-eight".