2153211403050 has 72 divisors (see below), whose sum is σ = 6089432974560. Its totient is φ = 543969194400.

The previous prime is 2153211403019. The next prime is 2153211403061. The reversal of 2153211403050 is 503041123512.

2153211403050 is a `hidden beast` number, since 2 + 1 + 532 + 11 + 40 + 30 + 50 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 125910246 + ... + 125927345.

It is an arithmetic number, because the mean of its divisors is an integer number (84575457980).

Almost surely, 2^{2153211403050} is an apocalyptic number.

2153211403050 is an abundant number, since it is smaller than the sum of its proper divisors (3936221571510).

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

2153211403050 is a wasteful number, since it uses less digits than its factorization.

2153211403050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251837628 (or 251837620 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 2153211403050 its reverse (503041123512), we get a palindrome (2656252526562).

The spelling of 2153211403050 in words is "two trillion, one hundred fifty-three billion, two hundred eleven million, four hundred three thousand, fifty".