1662212055534 has 32 divisors (see below), whose sum is σ = 3390143742720. Its totient is φ = 543208312512.

The previous prime is 1662212055527. The next prime is 1662212055541. The reversal of 1662212055534 is 4355502122661.

It is an interprime number because it is at equal distance from previous prime (1662212055527) and next prime (1662212055541).

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 15 ways as a sum of consecutive naturals, for example, 11289144 + ... + 11435435.

It is an arithmetic number, because the mean of its divisors is an integer number (105941991960).

Almost surely, 2^{1662212055534} is an apocalyptic number.

1662212055534 is an abundant number, since it is smaller than the sum of its proper divisors (1727931687186).

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

1662212055534 is a wasteful number, since it uses less digits than its factorization.

1662212055534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22724824.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 1662212055534 in words is "one trillion, six hundred sixty-two billion, two hundred twelve million, fifty-five thousand, five hundred thirty-four".