87227134516 has 12 divisors (see below), whose sum is σ = 156197427232. Its totient is φ = 42599298168.

The previous prime is 87227134481. The next prime is 87227134529. The reversal of 87227134516 is 61543172278.

It is a congruent number.

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, 253567080 + ... + 253567423.

Almost surely, 2^87227134516 is an apocalyptic number.

87227134516 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

87227134516 is a deficient number, since it is larger than the sum of its proper divisors (68970292716).

87227134516 is a wasteful number, since it uses less digits than its factorization.

87227134516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507134550 (or 507134548 counting only the distinct ones).

The product of its digits is 564480, while the sum is 46.

The spelling of 87227134516 in words is "eighty-seven billion, two hundred twenty-seven million, one hundred thirty-four thousand, five hundred sixteen".