13062121023456 has 60 divisors (see below), whose sum is σ = 38415335100912. Its totient is φ = 4354040340288.

The previous prime is 13062121023431. The next prime is 13062121023481. The reversal of 13062121023456 is 65432012126031.

13062121023456 is a `hidden beast` number, since 1 + 3 + 0 + 62 + 121 + 0 + 23 + 456 = 666.

It is an interprime number because it is at equal distance from previous prime (13062121023431) and next prime (13062121023481).

It is a super-2 number, since 2×13062121023456² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 13062121023456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2519696680 + ... + 2519701863.

Almost surely, 2^{13062121023456} is an apocalyptic number.

13062121023456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13062121023456 is an abundant number, since it is smaller than the sum of its proper divisors (25353214077456).

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

13062121023456 is an equidigital number, since it uses as much as digits as its factorization.

13062121023456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5039398565 (or 5039398548 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 13062121023456 its reverse (65432012126031), we get a palindrome (78494133149487).

The spelling of 13062121023456 in words is "thirteen trillion, sixty-two billion, one hundred twenty-one million, twenty-three thousand, four hundred fifty-six".