1840742852992 has 32 divisors (see below), whose sum is σ = 3667457589120. Its totient is φ = 920282909184.

The previous prime is 1840742852987. The next prime is 1840742852999. The reversal of 1840742852992 is 2992582470481.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×1840742852992² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1840742852992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1840742852999) 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, 654753 + ... + 2027359.

It is an arithmetic number, because the mean of its divisors is an integer number (114608049660).

Almost surely, 2^{1840742852992} is an apocalyptic number.

It is an amenable number.

1840742852992 is a deficient number, since it is larger than the sum of its proper divisors (1826714736128).

1840742852992 is a wasteful number, since it uses less digits than its factorization.

1840742852992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383098 (or 1383086 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 61.

The spelling of 1840742852992 in words is "one trillion, eight hundred forty billion, seven hundred forty-two million, eight hundred fifty-two thousand, nine hundred ninety-two".