1906753722742 has 16 divisors (see below), whose sum is σ = 3121290086400. Its totient is φ = 866387451240.

The previous prime is 1906753722737. The next prime is 1906753722743. The reversal of 1906753722742 is 2472273576091.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1906753722743) 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, 15878142 + ... + 15997777.

It is an arithmetic number, because the mean of its divisors is an integer number (195080630400).

Almost surely, 2^{1906753722742} is an apocalyptic number.

1906753722742 is a deficient number, since it is larger than the sum of its proper divisors (1214536363658).

1906753722742 is a wasteful number, since it uses less digits than its factorization.

1906753722742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31878651.

The product of its (nonzero) digits is 8890560, while the sum is 55.

The spelling of 1906753722742 in words is "one trillion, nine hundred six billion, seven hundred fifty-three million, seven hundred twenty-two thousand, seven hundred forty-two".