1723207073055 has 32 divisors (see below), whose sum is σ = 2969286587904. Its totient is φ = 848328598656.

The previous prime is 1723207073041. The next prime is 1723207073059. The reversal of 1723207073055 is 5503707023271.

It is not a de Polignac number, because 1723207073055 - 2¹² = 1723207068959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1723207072998 and 1723207073016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1723207073059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12239772 + ... + 12379758.

It is an arithmetic number, because the mean of its divisors is an integer number (92790205872).

Almost surely, 2^{1723207073055} is an apocalyptic number.

1723207073055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1723207073055 is a deficient number, since it is larger than the sum of its proper divisors (1246079514849).

1723207073055 is a wasteful number, since it uses less digits than its factorization.

1723207073055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203135.

The product of its (nonzero) digits is 308700, while the sum is 42.

The spelling of 1723207073055 in words is "one trillion, seven hundred twenty-three billion, two hundred seven million, seventy-three thousand, fifty-five".