49478436000 has 576 divisors, whose sum is σ = 204831244800. Its totient is φ = 11306534400.

The previous prime is 49478435989. The next prime is 49478436017. The reversal of 49478436000 is 63487494.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12345997 + ... + 12350003.

It is an arithmetic number, because the mean of its divisors is an integer number (355609800).

Almost surely, 2^49478436000 is an apocalyptic number.

49478436000 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 49478436000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102415622400).

49478436000 is an abundant number, since it is smaller than the sum of its proper divisors (155352808800).

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

49478436000 is a wasteful number, since it uses less digits than its factorization.

49478436000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4059 (or 4024 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 49478436000 in words is "forty-nine billion, four hundred seventy-eight million, four hundred thirty-six thousand".