49136855040000 has 5400 divisors, whose sum is σ = 237871257431808. Its totient is φ = 10032906240000.

The previous prime is 49136855039963. The next prime is 49136855040001. The reversal of 49136855040000 is 4055863194.

49136855040000 is a `hidden beast` number, since 4 + 9 + 136 + 8 + 5 + 504 + 0 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (5400).

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

It is not an unprimeable number, because it can be changed into a prime (49136855040001) 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 359 ways as a sum of consecutive naturals, for example, 1585059839985 + ... + 1585059840015.

Almost surely, 2^{49136855040000} is an apocalyptic number.

49136855040000 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 49136855040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118935628715904).

49136855040000 is an abundant number, since it is smaller than the sum of its proper divisors (188734402391808).

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

49136855040000 is an frugal number, since it uses more digits than its factorization.

49136855040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 49136855040000 in words is "forty-nine trillion, one hundred thirty-six billion, eight hundred fifty-five million, forty thousand".