2150404554251 has 16 divisors (see below), whose sum is σ = 2170286532096. Its totient is φ = 2130612888096.

The previous prime is 2150404554239. The next prime is 2150404554253. The reversal of 2150404554251 is 1524554040512.

It is a cyclic number.

It is not a de Polignac number, because 2150404554251 - 2¹⁴ = 2150404537867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2150404554253) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 84739001 + ... + 84764373.

It is an arithmetic number, because the mean of its divisors is an integer number (135642908256).

Almost surely, 2^{2150404554251} is an apocalyptic number.

2150404554251 is a deficient number, since it is larger than the sum of its proper divisors (19881977845).

2150404554251 is a wasteful number, since it uses less digits than its factorization.

2150404554251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27122.

The product of its (nonzero) digits is 160000, while the sum is 38.

Adding to 2150404554251 its reverse (1524554040512), we get a palindrome (3674958594763).

The spelling of 2150404554251 in words is "two trillion, one hundred fifty billion, four hundred four million, five hundred fifty-four thousand, two hundred fifty-one".