49154783040 has 896 divisors, whose sum is σ = 200143872000. Its totient is φ = 11240570880.

The previous prime is 49154783003. The next prime is 49154783057. The reversal of 49154783040 is 4038745194.

49154783040 is a `hidden beast` number, since 491 + 5 + 47 + 83 + 0 + 40 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 247008861 + ... + 247009059.

Almost surely, 2^49154783040 is an apocalyptic number.

49154783040 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 49154783040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100071936000).

49154783040 is an abundant number, since it is smaller than the sum of its proper divisors (150989088960).

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

49154783040 is a wasteful number, since it uses less digits than its factorization.

49154783040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 356 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 49154783040 in words is "forty-nine billion, one hundred fifty-four million, seven hundred eighty-three thousand, forty".