46889499440 has 160 divisors (see below), whose sum is σ = 128073052800. Its totient is φ = 15957774336.

The previous prime is 46889499427. The next prime is 46889499443. The reversal of 46889499440 is 4499498864.

It is not an unprimeable number, because it can be changed into a prime (46889499443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3753044 + ... + 3765516.

It is an arithmetic number, because the mean of its divisors is an integer number (800456580).

Almost surely, 2^46889499440 is an apocalyptic number.

46889499440 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 46889499440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64036526400).

46889499440 is an abundant number, since it is smaller than the sum of its proper divisors (81183553360).

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

46889499440 is a wasteful number, since it uses less digits than its factorization.

46889499440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12644 (or 12624 counting only the distinct ones).

The product of its (nonzero) digits is 71663616, while the sum is 65.

The spelling of 46889499440 in words is "forty-six billion, eight hundred eighty-nine million, four hundred ninety-nine thousand, four hundred forty".