1540220882006 has 8 divisors (see below), whose sum is σ = 2314961247000. Its totient is φ = 768567133008.

The previous prime is 1540220881999. The next prime is 1540220882009. The reversal of 1540220882006 is 6002880220451.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1540220882009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 771652751 + ... + 771654746.

It is an arithmetic number, because the mean of its divisors is an integer number (289370155875).

Almost surely, 2^{1540220882006} is an apocalyptic number.

1540220882006 is a deficient number, since it is larger than the sum of its proper divisors (774740364994).

1540220882006 is a wasteful number, since it uses less digits than its factorization.

1540220882006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543307998.

The product of its (nonzero) digits is 61440, while the sum is 38.

The spelling of 1540220882006 in words is "one trillion, five hundred forty billion, two hundred twenty million, eight hundred eighty-two thousand, six".