49354898235840 has 224 divisors, whose sum is σ = 175803534965760. Its totient is φ = 13033526289408.

The previous prime is 49354898235809. The next prime is 49354898235931. The reversal of 49354898235840 is 4853289845394.

49354898235840 is a `hidden beast` number, since 4 + 9 + 3 + 548 + 9 + 8 + 2 + 35 + 8 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

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, 26840044 + ... + 28619883.

Almost surely, 2^{49354898235840} is an apocalyptic number.

49354898235840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49354898235840 is an abundant number, since it is smaller than the sum of its proper divisors (126448636729920).

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

49354898235840 is a wasteful number, since it uses less digits than its factorization.

49354898235840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55460056 (or 55460040 counting only the distinct ones).

The product of its (nonzero) digits is 1194393600, while the sum is 72.

The spelling of 49354898235840 in words is "forty-nine trillion, three hundred fifty-four billion, eight hundred ninety-eight million, two hundred thirty-five thousand, eight hundred forty".