50737564391040 has 2048 divisors, whose sum is σ = 195739761254400. Its totient is φ = 12545134018560.

The previous prime is 50737564391039. The next prime is 50737564391147. The reversal of 50737564391040 is 4019346573705.

50737564391040 is a `hidden beast` number, since 5 + 0 + 7 + 3 + 7 + 564 + 39 + 1 + 0 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 223513499407 + ... + 223513499633.

It is an arithmetic number, because the mean of its divisors is an integer number (95576055300).

Almost surely, 2^{50737564391040} 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 50737564391040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97869880627200).

50737564391040 is an abundant number, since it is smaller than the sum of its proper divisors (145002196863360).

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

50737564391040 is a wasteful number, since it uses less digits than its factorization.

50737564391040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474 (or 444 counting only the distinct ones).

The product of its (nonzero) digits is 9525600, while the sum is 54.

The spelling of 50737564391040 in words is "fifty trillion, seven hundred thirty-seven billion, five hundred sixty-four million, three hundred ninety-one thousand, forty".