1226964957120 has 280 divisors, whose sum is σ = 4988035260384. Its totient is φ = 280449091584.

The previous prime is 1226964957089. The next prime is 1226964957151. The reversal of 1226964957120 is 217594696221.

It is a happy number.

1226964957120 is a `hidden beast` number, since 1 + 2 + 2 + 6 + 9 + 6 + 49 + 571 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (1226964957089) and next prime (1226964957151).

It is a tau number, because it is divible by the number of its divisors (280).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3199747 + ... + 3562626.

Almost surely, 2^{1226964957120} is an apocalyptic number.

1226964957120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1226964957120 is an abundant number, since it is smaller than the sum of its proper divisors (3761070303264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1226964957120 is an equidigital number, since it uses as much as digits as its factorization.

1226964957120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6762409 (or 6762390 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 1226964957120 in words is "one trillion, two hundred twenty-six billion, nine hundred sixty-four million, nine hundred fifty-seven thousand, one hundred twenty".