49555405090000 has 200 divisors, whose sum is σ = 127247465676672. Its totient is φ = 18649498560000.

The previous prime is 49555405089979. The next prime is 49555405090013. The reversal of 49555405090000 is 9050455594.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12263949 + ... + 15796051.

Almost surely, 2^{49555405090000} is an apocalyptic number.

49555405090000 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 49555405090000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63623732838336).

49555405090000 is an abundant number, since it is smaller than the sum of its proper divisors (77692060586672).

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

49555405090000 is a wasteful number, since it uses less digits than its factorization.

49555405090000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3532215 (or 3532194 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 46.

The spelling of 49555405090000 in words is "forty-nine trillion, five hundred fifty-five billion, four hundred five million, ninety thousand".