46388478000 has 320 divisors, whose sum is σ = 158969146752. Its totient is φ = 11597414400.

The previous prime is 46388477999. The next prime is 46388478001. The reversal of 46388478000 is 87488364.

It is an interprime number because it is at equal distance from previous prime (46388477999) and next prime (46388478001).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (46388478001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31925274 + ... + 31926726.

Almost surely, 2^46388478000 is an apocalyptic number.

46388478000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46388478000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79484573376).

46388478000 is an abundant number, since it is smaller than the sum of its proper divisors (112580668752).

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

46388478000 is a wasteful number, since it uses less digits than its factorization.

46388478000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809 (or 1793 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 48.

The spelling of 46388478000 in words is "forty-six billion, three hundred eighty-eight million, four hundred seventy-eight thousand".