1226061525215 has 16 divisors (see below), whose sum is σ = 1490240426976. Its totient is φ = 968224512000.

The previous prime is 1226061525191. The next prime is 1226061525301. The reversal of 1226061525215 is 5125251606221.

It is not a de Polignac number, because 1226061525215 - 2⁸ = 1226061524959 is a prime.

It is a super-2 number, since 2×1226061525215² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 731546 + ... + 1728375.

It is an arithmetic number, because the mean of its divisors is an integer number (93140026686).

Almost surely, 2^{1226061525215} is an apocalyptic number.

1226061525215 is a deficient number, since it is larger than the sum of its proper divisors (264178901761).

1226061525215 is a wasteful number, since it uses less digits than its factorization.

1226061525215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2461210.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 1226061525215 in words is "one trillion, two hundred twenty-six billion, sixty-one million, five hundred twenty-five thousand, two hundred fifteen".