1722325716040 has 32 divisors (see below), whose sum is σ = 3875272087680. Its totient is φ = 688923312832.

The previous prime is 1722325715951. The next prime is 1722325716053. The reversal of 1722325716040 is 406175232271.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 1722325715984 and 1722325716002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5911467 + ... + 6195973.

It is an arithmetic number, because the mean of its divisors is an integer number (121102252740).

Almost surely, 2^{1722325716040} is an apocalyptic number.

1722325716040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1722325716040 is an abundant number, since it is smaller than the sum of its proper divisors (2152946371640).

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

1722325716040 is a wasteful number, since it uses less digits than its factorization.

1722325716040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435861 (or 435857 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 1722325716040 in words is "one trillion, seven hundred twenty-two billion, three hundred twenty-five million, seven hundred sixteen thousand, forty".