126214452515 has 8 divisors (see below), whose sum is σ = 151611425568. Its totient is φ = 100868840320.

The previous prime is 126214452509. The next prime is 126214452517. The reversal of 126214452515 is 515254412621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126214452515 - 2¹⁸ = 126214190371 is a prime.

It is a super-2 number, since 2×126214452515² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126214452517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12834806 + ... + 12844635.

It is an arithmetic number, because the mean of its divisors is an integer number (18951428196).

Almost surely, 2^126214452515 is an apocalyptic number.

126214452515 is a deficient number, since it is larger than the sum of its proper divisors (25396973053).

126214452515 is an equidigital number, since it uses as much as digits as its factorization.

126214452515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25680429.

The product of its digits is 96000, while the sum is 38.

The spelling of 126214452515 in words is "one hundred twenty-six billion, two hundred fourteen million, four hundred fifty-two thousand, five hundred fifteen".