49020855657550 has 96 divisors (see below), whose sum is σ = 106207638704640. Its totient is φ = 16485571785600.

The previous prime is 49020855657541. The next prime is 49020855657563. The reversal of 49020855657550 is 5575655802094.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4466797 + ... + 10862503.

It is an arithmetic number, because the mean of its divisors is an integer number (1106329569840).

Almost surely, 2^{49020855657550} is an apocalyptic number.

49020855657550 is an abundant number, since it is smaller than the sum of its proper divisors (57186783047090).

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

49020855657550 is a wasteful number, since it uses less digits than its factorization.

49020855657550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6396146 (or 6396141 counting only the distinct ones).

The product of its (nonzero) digits is 75600000, while the sum is 61.

The spelling of 49020855657550 in words is "forty-nine trillion, twenty billion, eight hundred fifty-five million, six hundred fifty-seven thousand, five hundred fifty".