83277480987 has 12 divisors (see below), whose sum is σ = 120757751400. Its totient is φ = 55302294528.

The previous prime is 83277480953. The next prime is 83277481009. The reversal of 83277480987 is 78908477238.

83277480987 is a `hidden beast` number, since 8 + 3 + 2 + 77 + 480 + 9 + 87 = 666.

It is not a de Polignac number, because 83277480987 - 2³¹ = 81129997339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83277410987) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17999737 + ... + 18004362.

It is an arithmetic number, because the mean of its divisors is an integer number (10063145950).

Almost surely, 2^83277480987 is an apocalyptic number.

83277480987 is a deficient number, since it is larger than the sum of its proper divisors (37480270413).

83277480987 is a wasteful number, since it uses less digits than its factorization.

83277480987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36004362 (or 36004359 counting only the distinct ones).

The product of its (nonzero) digits is 37933056, while the sum is 63.

The spelling of 83277480987 in words is "eighty-three billion, two hundred seventy-seven million, four hundred eighty thousand, nine hundred eighty-seven".