2215144000551 has 16 divisors (see below), whose sum is σ = 3022269845760. Its totient is φ = 1442391726720.

The previous prime is 2215144000547. The next prime is 2215144000561. The reversal of 2215144000551 is 1550004415122.

It is not a de Polignac number, because 2215144000551 - 2² = 2215144000547 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2215144000561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8267455 + ... + 8531183.

It is an arithmetic number, because the mean of its divisors is an integer number (188891865360).

Almost surely, 2^{2215144000551} is an apocalyptic number.

2215144000551 is a deficient number, since it is larger than the sum of its proper divisors (807125845209).

2215144000551 is a wasteful number, since it uses less digits than its factorization.

2215144000551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328886.

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 2215144000551 its reverse (1550004415122), we get a palindrome (3765148415673).

The spelling of 2215144000551 in words is "two trillion, two hundred fifteen billion, one hundred forty-four million, five hundred fifty-one", and thus it is an aban number.