87730944863466 has 16 divisors (see below), whose sum is σ = 185783177358144. Its totient is φ = 27523433682624.

The previous prime is 87730944863453. The next prime is 87730944863479. The reversal of 87730944863466 is 66436844903778.

It is an interprime number because it is at equal distance from previous prime (87730944863453) and next prime (87730944863479).

It is a super-2 number, since 2×87730944863466² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430053651190 + ... + 430053651393.

It is an arithmetic number, because the mean of its divisors is an integer number (11611448584884).

Almost surely, 2^{87730944863466} is an apocalyptic number.

87730944863466 is an abundant number, since it is smaller than the sum of its proper divisors (98052232494678).

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

87730944863466 is a wasteful number, since it uses less digits than its factorization.

87730944863466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860107302605.

The product of its (nonzero) digits is 3511517184, while the sum is 75.

The spelling of 87730944863466 in words is "eighty-seven trillion, seven hundred thirty billion, nine hundred forty-four million, eight hundred sixty-three thousand, four hundred sixty-six".