473273777664 has 400 divisors, whose sum is σ = 1479454416000. Its totient is φ = 150342635520.

The previous prime is 473273777657. The next prime is 473273777671. The reversal of 473273777664 is 466777372374.

473273777664 is a `hidden beast` number, since 473 + 2 + 7 + 37 + 7 + 76 + 64 = 666.

It is an interprime number because it is at equal distance from previous prime (473273777657) and next prime (473273777671).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 315725587 + ... + 315727085.

It is an arithmetic number, because the mean of its divisors is an integer number (3698636040).

Almost surely, 2^473273777664 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 473273777664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (739727208000).

473273777664 is an abundant number, since it is smaller than the sum of its proper divisors (1006180638336).

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

473273777664 is a wasteful number, since it uses less digits than its factorization.

473273777664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1883 (or 1858 counting only the distinct ones).

The product of its digits is 174254976, while the sum is 63.

The spelling of 473273777664 in words is "four hundred seventy-three billion, two hundred seventy-three million, seven hundred seventy-seven thousand, six hundred sixty-four".