1742919399937 has 4 divisors (see below), whose sum is σ = 1742935262656. Its totient is φ = 1742903537220.

The previous prime is 1742919399901. The next prime is 1742919399953. The reversal of 1742919399937 is 7399939192471.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1742919399937 - 2¹¹ = 1742919397889 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1742919399937.

It is not an unprimeable number, because it can be changed into a prime (1742919399997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7765389 + ... + 7986682.

It is an arithmetic number, because the mean of its divisors is an integer number (435733815664).

Almost surely, 2^{1742919399937} is an apocalyptic number.

It is an amenable number.

1742919399937 is a deficient number, since it is larger than the sum of its proper divisors (15862719).

1742919399937 is a wasteful number, since it uses less digits than its factorization.

1742919399937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15862718.

The product of its digits is 208324872, while the sum is 73.

The spelling of 1742919399937 in words is "one trillion, seven hundred forty-two billion, nine hundred nineteen million, three hundred ninety-nine thousand, nine hundred thirty-seven".