73783475460 has 144 divisors (see below), whose sum is σ = 230837548032. Its totient is φ = 19066080000.

The previous prime is 73783475459. The next prime is 73783475461. The reversal of 73783475460 is 6457438737.

73783475460 is a `hidden beast` number, since 7 + 37 + 83 + 4 + 75 + 460 = 666.

It is an interprime number because it is at equal distance from previous prime (73783475459) and next prime (73783475461).

It is a junction number, because it is equal to n+sod(n) for n = 73783475397 and 73783475406.

It is not an unprimeable number, because it can be changed into a prime (73783475461) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 811285 + ... + 897635.

It is an arithmetic number, because the mean of its divisors is an integer number (1603038528).

Almost surely, 2^73783475460 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 73783475460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115418774016).

73783475460 is an abundant number, since it is smaller than the sum of its proper divisors (157054072572).

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

73783475460 is a wasteful number, since it uses less digits than its factorization.

73783475460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86514 (or 86509 counting only the distinct ones).

The product of its (nonzero) digits is 11854080, while the sum is 54.

The spelling of 73783475460 in words is "seventy-three billion, seven hundred eighty-three million, four hundred seventy-five thousand, four hundred sixty".