1723045997148 has 48 divisors (see below), whose sum is σ = 4753230343680. Its totient is φ = 475323033024.

The previous prime is 1723045997143. The next prime is 1723045997161. The reversal of 1723045997148 is 8417995403271.

It is a junction number, because it is equal to n+sod(n) for n = 1723045997091 and 1723045997100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1723045997143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353660536 + ... + 353665407.

It is an arithmetic number, because the mean of its divisors is an integer number (99025632160).

Almost surely, 2^{1723045997148} is an apocalyptic number.

It is an amenable number.

1723045997148 is an abundant number, since it is smaller than the sum of its proper divisors (3030184346532).

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

1723045997148 is a wasteful number, since it uses less digits than its factorization.

1723045997148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707325986 (or 707325984 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 60.

The spelling of 1723045997148 in words is "one trillion, seven hundred twenty-three billion, forty-five million, nine hundred ninety-seven thousand, one hundred forty-eight".