126622512005415 has 64 divisors (see below), whose sum is σ = 209520815616000. Its totient is φ = 65231965670400.

The previous prime is 126622512005399. The next prime is 126622512005419. The reversal of 126622512005415 is 514500215226621.

It is not a de Polignac number, because 126622512005415 - 2⁴ = 126622512005399 is a prime.

It is a super-2 number, since 2×126622512005415² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126622512005419) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 550779411 + ... + 551009259.

It is an arithmetic number, because the mean of its divisors is an integer number (3273762744000).

Almost surely, 2^{126622512005415} is an apocalyptic number.

126622512005415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126622512005415 is a deficient number, since it is larger than the sum of its proper divisors (82898303610585).

126622512005415 is a wasteful number, since it uses less digits than its factorization.

126622512005415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232088.

The product of its (nonzero) digits is 288000, while the sum is 42.

The spelling of 126622512005415 in words is "one hundred twenty-six trillion, six hundred twenty-two billion, five hundred twelve million, five thousand, four hundred fifteen".