1457445872886 has 32 divisors (see below), whose sum is σ = 2942327937120. Its totient is φ = 481244696064.

The previous prime is 1457445872867. The next prime is 1457445872923. The reversal of 1457445872886 is 6882785447541.

It is a self number, because there is not a number n which added to its sum of digits gives 1457445872886.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2533776 + ... + 3055308.

It is an arithmetic number, because the mean of its divisors is an integer number (91947748035).

Almost surely, 2^{1457445872886} is an apocalyptic number.

1457445872886 is an abundant number, since it is smaller than the sum of its proper divisors (1484882064234).

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

1457445872886 is a wasteful number, since it uses less digits than its factorization.

1457445872886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525920.

The product of its digits is 481689600, while the sum is 69.

The spelling of 1457445872886 in words is "one trillion, four hundred fifty-seven billion, four hundred forty-five million, eight hundred seventy-two thousand, eight hundred eighty-six".