83087204477 has 8 divisors (see below), whose sum is σ = 86779125600. Its totient is φ = 79471405584.

The previous prime is 83087204461. The next prime is 83087204527. The reversal of 83087204477 is 77440278038.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83087204477 - 2⁴ = 83087204461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83087284477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19028327 + ... + 19032692.

It is an arithmetic number, because the mean of its divisors is an integer number (10847390700).

Almost surely, 2^83087204477 is an apocalyptic number.

It is an amenable number.

83087204477 is a deficient number, since it is larger than the sum of its proper divisors (3691921123).

83087204477 is a wasteful number, since it uses less digits than its factorization.

83087204477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38061115.

The product of its (nonzero) digits is 2107392, while the sum is 50.

The spelling of 83087204477 in words is "eighty-three billion, eighty-seven million, two hundred four thousand, four hundred seventy-seven".