49493400000 has 336 divisors, whose sum is σ = 178582320000. Its totient is φ = 11996800000.

The previous prime is 49493399999. The next prime is 49493400031. The reversal of 49493400000 is 439494.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6596251 + ... + 6603749.

It is an arithmetic number, because the mean of its divisors is an integer number (531495000).

Almost surely, 2^49493400000 is an apocalyptic number.

49493400000 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 49493400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89291160000).

49493400000 is an abundant number, since it is smaller than the sum of its proper divisors (129088920000).

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

49493400000 is an equidigital number, since it uses as much as digits as its factorization.

49493400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7550 (or 7520 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

Adding to 49493400000 its reverse (439494), we get a palindrome (49493839494).

The spelling of 49493400000 in words is "forty-nine billion, four hundred ninety-three million, four hundred thousand".