86477701557 has 32 divisors (see below), whose sum is σ = 131591634048. Its totient is φ = 50043119616.

The previous prime is 86477701501. The next prime is 86477701571. The reversal of 86477701557 is 75510777468.

It is not a de Polignac number, because 86477701557 - 2¹¹ = 86477699509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86477701497 and 86477701506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86477701657) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 714993 + ... + 827145.

It is an arithmetic number, because the mean of its divisors is an integer number (4112238564).

Almost surely, 2^86477701557 is an apocalyptic number.

It is an amenable number.

86477701557 is a deficient number, since it is larger than the sum of its proper divisors (45113932491).

86477701557 is a wasteful number, since it uses less digits than its factorization.

86477701557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113349.

The product of its (nonzero) digits is 11524800, while the sum is 57.

The spelling of 86477701557 in words is "eighty-six billion, four hundred seventy-seven million, seven hundred one thousand, five hundred fifty-seven".