80780328050277 has 64 divisors (see below), whose sum is σ = 115223641860096. Its totient is φ = 50217992858880.

The previous prime is 80780328050243. The next prime is 80780328050293. The reversal of 80780328050277 is 77205082308708.

It is not a de Polignac number, because 80780328050277 - 2¹² = 80780328046181 is a prime.

It is a super-2 number, since 2×80780328050277² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80780328050777) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6453643023 + ... + 6453655539.

It is an arithmetic number, because the mean of its divisors is an integer number (1800369404064).

Almost surely, 2^{80780328050277} is an apocalyptic number.

It is an amenable number.

80780328050277 is a deficient number, since it is larger than the sum of its proper divisors (34443313809819).

80780328050277 is a wasteful number, since it uses less digits than its factorization.

80780328050277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16570.

The product of its (nonzero) digits is 10536960, while the sum is 57.

The spelling of 80780328050277 in words is "eighty trillion, seven hundred eighty billion, three hundred twenty-eight million, fifty thousand, two hundred seventy-seven".