726473603421400 has 48 divisors (see below), whose sum is σ = 1712840580494640. Its totient is φ = 286496632329600.

The previous prime is 726473603421389. The next prime is 726473603421481. The reversal of 726473603421400 is 4124306374627.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25580042259 + ... + 25580070658.

It is an arithmetic number, because the mean of its divisors is an integer number (35684178760305).

Almost surely, 2^{726473603421400} is an apocalyptic number.

It is an amenable number.

726473603421400 is an abundant number, since it is smaller than the sum of its proper divisors (986366977073240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

726473603421400 is a wasteful number, since it uses less digits than its factorization.

726473603421400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51160113004 (or 51160112995 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 49.

The spelling of 726473603421400 in words is "seven hundred twenty-six trillion, four hundred seventy-three billion, six hundred three million, four hundred twenty-one thousand, four hundred".