49530792640 has 224 divisors, whose sum is σ = 138652300800. Its totient is φ = 16502661120.

The previous prime is 49530792631. The next prime is 49530792653. The reversal of 49530792640 is 4629703594.

It is a tau number, because it is divible by the number of its divisors (224).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11760135 + ... + 11764345.

Almost surely, 2^49530792640 is an apocalyptic number.

49530792640 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 49530792640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69326150400).

49530792640 is an abundant number, since it is smaller than the sum of its proper divisors (89121508160).

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

49530792640 is a wasteful number, since it uses less digits than its factorization.

49530792640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4383 (or 4373 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 49530792640 in words is "forty-nine billion, five hundred thirty million, seven hundred ninety-two thousand, six hundred forty".