861763039532 has 6 divisors (see below), whose sum is σ = 1508085319188. Its totient is φ = 430881519764.

The previous prime is 861763039513. The next prime is 861763039597. The reversal of 861763039532 is 235930367168.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107720379938 + ... + 107720379945.

It is an arithmetic number, because the mean of its divisors is an integer number (251347553198).

Almost surely, 2^861763039532 is an apocalyptic number.

It is an amenable number.

861763039532 is a deficient number, since it is larger than the sum of its proper divisors (646322279656).

861763039532 is a wasteful number, since it uses less digits than its factorization.

861763039532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215440759887 (or 215440759885 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 53.

The spelling of 861763039532 in words is "eight hundred sixty-one billion, seven hundred sixty-three million, thirty-nine thousand, five hundred thirty-two".