80369663472 has 240 divisors, whose sum is σ = 274627541760. Its totient is φ = 21429163008.

The previous prime is 80369663467. The next prime is 80369663509. The reversal of 80369663472 is 27436696308.

80369663472 is a `hidden beast` number, since 80 + 3 + 6 + 96 + 6 + 3 + 472 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1251868 + ... + 1314500.

It is an arithmetic number, because the mean of its divisors is an integer number (1144281424).

Almost surely, 2^80369663472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80369663472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137313770880).

80369663472 is an abundant number, since it is smaller than the sum of its proper divisors (194257878288).

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

80369663472 is a wasteful number, since it uses less digits than its factorization.

80369663472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62740 (or 62731 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 54.

The spelling of 80369663472 in words is "eighty billion, three hundred sixty-nine million, six hundred sixty-three thousand, four hundred seventy-two".