481065646590 has 64 divisors (see below), whose sum is σ = 1287407200320. Its totient is φ = 127827624960.

The previous prime is 481065646511. The next prime is 481065646601. The reversal of 481065646590 is 95646560184.

481065646590 is a `hidden beast` number, since 4 + 8 + 1 + 0 + 6 + 5 + 6 + 46 + 590 = 666.

It is a super-3 number, since 3×481065646590³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3094459 + ... + 3246198.

It is an arithmetic number, because the mean of its divisors is an integer number (20115737505).

Almost surely, 2^481065646590 is an apocalyptic number.

481065646590 is an abundant number, since it is smaller than the sum of its proper divisors (806341553730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

481065646590 is a wasteful number, since it uses less digits than its factorization.

481065646590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6340954 (or 6340948 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 481065646590 in words is "four hundred eighty-one billion, sixty-five million, six hundred forty-six thousand, five hundred ninety".