1783872104061 has 16 divisors (see below), whose sum is σ = 2399614151616. Its totient is φ = 1178689671936.

The previous prime is 1783872104041. The next prime is 1783872104071. The reversal of 1783872104061 is 1604012783871.

It is not a de Polignac number, because 1783872104061 - 2⁵ = 1783872104029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1783872104061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1783872104041) 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, 17976166 + ... + 18075128.

It is an arithmetic number, because the mean of its divisors is an integer number (149975884476).

Almost surely, 2^{1783872104061} is an apocalyptic number.

It is an amenable number.

1783872104061 is a deficient number, since it is larger than the sum of its proper divisors (615742047555).

1783872104061 is a wasteful number, since it uses less digits than its factorization.

1783872104061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152252.

The product of its (nonzero) digits is 451584, while the sum is 48.

The spelling of 1783872104061 in words is "one trillion, seven hundred eighty-three billion, eight hundred seventy-two million, one hundred four thousand, sixty-one".