87588863378 has 8 divisors (see below), whose sum is σ = 131421800268. Its totient is φ = 43781596624.

The previous prime is 87588863311. The next prime is 87588863393. The reversal of 87588863378 is 87336888578.

It can be written as a sum of positive squares in 2 ways, for example, as 82640725729 + 4948137649 = 287473^2 + 70343^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6409001 + ... + 6422652.

Almost surely, 2^87588863378 is an apocalyptic number.

87588863378 is a deficient number, since it is larger than the sum of its proper divisors (43832936890).

87588863378 is a wasteful number, since it uses less digits than its factorization.

87588863378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12835068.

The product of its digits is 433520640, while the sum is 71.

The spelling of 87588863378 in words is "eighty-seven billion, five hundred eighty-eight million, eight hundred sixty-three thousand, three hundred seventy-eight".