1882016820040 has 32 divisors (see below), whose sum is σ = 4839471823680. Its totient is φ = 645262909632.

The previous prime is 1882016820037. The next prime is 1882016820043. The reversal of 1882016820040 is 400286102881.

It is an interprime number because it is at equal distance from previous prime (1882016820037) and next prime (1882016820043).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 1882016819975 and 1882016820002.

It is not an unprimeable number, because it can be changed into a prime (1882016820043) 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, 3360744042 + ... + 3360744601.

It is an arithmetic number, because the mean of its divisors is an integer number (151233494490).

Almost surely, 2^{1882016820040} is an apocalyptic number.

1882016820040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1882016820040 is an abundant number, since it is smaller than the sum of its proper divisors (2957455003640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1882016820040 is a wasteful number, since it uses less digits than its factorization.

1882016820040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6721488661 (or 6721488657 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 40.

The spelling of 1882016820040 in words is "one trillion, eight hundred eighty-two billion, sixteen million, eight hundred twenty thousand, forty".