1216014136253 has 16 divisors (see below), whose sum is σ = 1471994745984. Its totient is φ = 980642557440.

The previous prime is 1216014136243. The next prime is 1216014136313. The reversal of 1216014136253 is 3526314106121.

It is a de Polignac number, because none of the positive numbers 2^k-1216014136253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1216014136243) 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, 1448363 + ... + 2128328.

It is an arithmetic number, because the mean of its divisors is an integer number (91999671624).

Almost surely, 2^{1216014136253} is an apocalyptic number.

It is an amenable number.

1216014136253 is a deficient number, since it is larger than the sum of its proper divisors (255980609731).

1216014136253 is a wasteful number, since it uses less digits than its factorization.

1216014136253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3579572.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 1216014136253 in words is "one trillion, two hundred sixteen billion, fourteen million, one hundred thirty-six thousand, two hundred fifty-three".