80476491651240 has 128 divisors (see below), whose sum is σ = 253231728503040. Its totient is φ = 20420977606656.

The previous prime is 80476491651209. The next prime is 80476491651271. The reversal of 80476491651240 is 4215619467408.

It is an interprime number because it is at equal distance from previous prime (80476491651209) and next prime (80476491651271).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75006567 + ... + 76071926.

It is an arithmetic number, because the mean of its divisors is an integer number (1978372878930).

Almost surely, 2^{80476491651240} is an apocalyptic number.

It is an amenable number.

80476491651240 is an abundant number, since it is smaller than the sum of its proper divisors (172755236851800).

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

80476491651240 is a wasteful number, since it uses less digits than its factorization.

80476491651240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151078723 (or 151078719 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 57.

The spelling of 80476491651240 in words is "eighty trillion, four hundred seventy-six billion, four hundred ninety-one million, six hundred fifty-one thousand, two hundred forty".