1721112075274 has 16 divisors (see below), whose sum is σ = 2605910017248. Its totient is φ = 852476107792.

The previous prime is 1721112075271. The next prime is 1721112075283. The reversal of 1721112075274 is 4725702111271.

It is not an unprimeable number, because it can be changed into a prime (1721112075271) 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, 5086149 + ... + 5413975.

It is an arithmetic number, because the mean of its divisors is an integer number (162869376078).

Almost surely, 2^{1721112075274} is an apocalyptic number.

1721112075274 is a deficient number, since it is larger than the sum of its proper divisors (884797941974).

1721112075274 is a wasteful number, since it uses less digits than its factorization.

1721112075274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352469.

The product of its (nonzero) digits is 54880, while the sum is 40.

The spelling of 1721112075274 in words is "one trillion, seven hundred twenty-one billion, one hundred twelve million, seventy-five thousand, two hundred seventy-four".