1049720890886 has 8 divisors (see below), whose sum is σ = 1574589317760. Its totient is φ = 524857784968.

The previous prime is 1049720890843. The next prime is 1049720890931. The reversal of 1049720890886 is 6880980279401.

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

It is a super-2 number, since 2×1049720890886² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 793766 + ... + 1652121.

It is an arithmetic number, because the mean of its divisors is an integer number (196823664720).

Almost surely, 2^{1049720890886} is an apocalyptic number.

1049720890886 is a deficient number, since it is larger than the sum of its proper divisors (524868426874).

1049720890886 is a wasteful number, since it uses less digits than its factorization.

1049720890886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660478.

The product of its (nonzero) digits is 13934592, while the sum is 62.

The spelling of 1049720890886 in words is "one trillion, forty-nine billion, seven hundred twenty million, eight hundred ninety thousand, eight hundred eighty-six".