478840146030 has 48 divisors (see below), whose sum is σ = 1249233541920. Its totient is φ = 127254894144.

The previous prime is 478840146023. The next prime is 478840146041. The reversal of 478840146030 is 30641048874.

478840146030 is a `hidden beast` number, since 47 + 88 + 40 + 1 + 460 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9052890 + ... + 9105629.

It is an arithmetic number, because the mean of its divisors is an integer number (26025698790).

Almost surely, 2^478840146030 is an apocalyptic number.

478840146030 is an abundant number, since it is smaller than the sum of its proper divisors (770393395890).

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

478840146030 is a wasteful number, since it uses less digits than its factorization.

478840146030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18158825 (or 18158822 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The spelling of 478840146030 in words is "four hundred seventy-eight billion, eight hundred forty million, one hundred forty-six thousand, thirty".