83577453641 has 16 divisors (see below), whose sum is σ = 92102572800. Its totient is φ = 75207264000.

The previous prime is 83577453637. The next prime is 83577453679. The reversal of 83577453641 is 14635477538.

It is not a de Polignac number, because 83577453641 - 2² = 83577453637 is a prime.

It is a super-2 number, since 2×83577453641² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83577453691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5590865 + ... + 5605793.

It is an arithmetic number, because the mean of its divisors is an integer number (5756410800).

Almost surely, 2^83577453641 is an apocalyptic number.

It is an amenable number.

83577453641 is a deficient number, since it is larger than the sum of its proper divisors (8525119159).

83577453641 is a wasteful number, since it uses less digits than its factorization.

83577453641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20080.

The product of its digits is 8467200, while the sum is 53.

The spelling of 83577453641 in words is "eighty-three billion, five hundred seventy-seven million, four hundred fifty-three thousand, six hundred forty-one".