495981196704 has 384 divisors, whose sum is σ = 1757587507200. Its totient is φ = 132834816000.

The previous prime is 495981196673. The next prime is 495981196793. The reversal of 495981196704 is 407691189594.

495981196704 is a `hidden beast` number, since 495 + 9 + 81 + 1 + 9 + 67 + 0 + 4 = 666.

495981196704 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25797207 + ... + 25816425.

It is an arithmetic number, because the mean of its divisors is an integer number (4577050800).

Almost surely, 2^495981196704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 495981196704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (878793753600).

495981196704 is an abundant number, since it is smaller than the sum of its proper divisors (1261606310496).

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

495981196704 is a wasteful number, since it uses less digits than its factorization.

495981196704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19513 (or 19499 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 63.

The spelling of 495981196704 in words is "four hundred ninety-five billion, nine hundred eighty-one million, one hundred ninety-six thousand, seven hundred four".