13212434531415 has 64 divisors (see below), whose sum is σ = 24586136303616. Its totient is φ = 5934049984512.

The previous prime is 13212434531407. The next prime is 13212434531423. The reversal of 13212434531415 is 51413543421231.

It is an interprime number because it is at equal distance from previous prime (13212434531407) and next prime (13212434531423).

It is not a de Polignac number, because 13212434531415 - 2³ = 13212434531407 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1383667 + ... + 5323476.

It is an arithmetic number, because the mean of its divisors is an integer number (384158379744).

Almost surely, 2^{13212434531415} is an apocalyptic number.

13212434531415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13212434531415 is a deficient number, since it is larger than the sum of its proper divisors (11373701772201).

13212434531415 is a wasteful number, since it uses less digits than its factorization.

13212434531415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6707488.

The product of its digits is 172800, while the sum is 39.

Adding to 13212434531415 its reverse (51413543421231), we get a palindrome (64625977952646).

The spelling of 13212434531415 in words is "thirteen trillion, two hundred twelve billion, four hundred thirty-four million, five hundred thirty-one thousand, four hundred fifteen".