2215144051246 has 16 divisors (see below), whose sum is σ = 3874887554400. Its totient is φ = 949347450240.

The previous prime is 2215144051231. The next prime is 2215144051261. The reversal of 2215144051246 is 6421504415122.

It is an interprime number because it is at equal distance from previous prime (2215144051231) and next prime (2215144051261).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1614535795 + ... + 1614537166.

It is an arithmetic number, because the mean of its divisors is an integer number (242180472150).

Almost surely, 2^{2215144051246} is an apocalyptic number.

2215144051246 is a deficient number, since it is larger than the sum of its proper divisors (1659743503154).

2215144051246 is an equidigital number, since it uses as much as digits as its factorization.

2215144051246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3229072984 (or 3229072970 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

Adding to 2215144051246 its reverse (6421504415122), we get a palindrome (8636648466368).

The spelling of 2215144051246 in words is "two trillion, two hundred fifteen billion, one hundred forty-four million, fifty-one thousand, two hundred forty-six".