475977613650 has 288 divisors, whose sum is σ = 1576824433920. Its totient is φ = 93698640000.

The previous prime is 475977613633. The next prime is 475977613651. The reversal of 475977613650 is 56316779574.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (475977613651) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1381225 + ... + 1691075.

It is an arithmetic number, because the mean of its divisors is an integer number (5475084840).

Almost surely, 2^475977613650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 475977613650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (788412216960).

475977613650 is an abundant number, since it is smaller than the sum of its proper divisors (1100846820270).

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

475977613650 is a wasteful number, since it uses less digits than its factorization.

475977613650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309910 (or 309898 counting only the distinct ones).

The product of its (nonzero) digits is 33339600, while the sum is 60.

The spelling of 475977613650 in words is "four hundred seventy-five billion, nine hundred seventy-seven million, six hundred thirteen thousand, six hundred fifty".