463139858940 has 144 divisors (see below), whose sum is σ = 1443443850240. Its totient is φ = 110854972800.

The previous prime is 463139858939. The next prime is 463139858953. The reversal of 463139858940 is 49858931364.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 169785 + ... + 977295.

Almost surely, 2^463139858940 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 463139858940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (721721925120).

463139858940 is an abundant number, since it is smaller than the sum of its proper divisors (980303991300).

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

463139858940 is a wasteful number, since it uses less digits than its factorization.

463139858940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807624 (or 807611 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 60.

The spelling of 463139858940 in words is "four hundred sixty-three billion, one hundred thirty-nine million, eight hundred fifty-eight thousand, nine hundred forty".