86503719445 has 96 divisors (see below), whose sum is σ = 130538822400. Its totient is φ = 54064558080.

The previous prime is 86503719439. The next prime is 86503719451. The reversal of 86503719445 is 54491730568.

It is an interprime number because it is at equal distance from previous prime (86503719439) and next prime (86503719451).

It is not a de Polignac number, because 86503719445 - 2¹⁵ = 86503686677 is a prime.

It is a super-2 number, since 2×86503719445² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 86503719392 and 86503719401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 144413256 + ... + 144413854.

It is an arithmetic number, because the mean of its divisors is an integer number (1359779400).

Almost surely, 2^86503719445 is an apocalyptic number.

86503719445 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

86503719445 is a deficient number, since it is larger than the sum of its proper divisors (44035102955).

86503719445 is a wasteful number, since it uses less digits than its factorization.

86503719445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863 (or 754 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 52.

The spelling of 86503719445 in words is "eighty-six billion, five hundred three million, seven hundred nineteen thousand, four hundred forty-five".