80869616 has 10 divisors (see below), whose sum is σ = 156684912. Its totient is φ = 40434800.

The previous prime is 80869609. The next prime is 80869651. The reversal of 80869616 is 61696808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527160 + ... + 2527191.

Almost surely, 2^80869616 is an apocalyptic number.

It is an amenable number.

80869616 is a deficient number, since it is larger than the sum of its proper divisors (75815296).

80869616 is a wasteful number, since it uses less digits than its factorization.

80869616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5054359 (or 5054353 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 80869616 is about 8992.7535271462. The cubic root of 80869616 is about 432.4425905288.

The spelling of 80869616 in words is "eighty million, eight hundred sixty-nine thousand, six hundred sixteen".