126474512815 has 16 divisors (see below), whose sum is σ = 177681268800. Its totient is φ = 84610126080.

The previous prime is 126474512797. The next prime is 126474512819. The reversal of 126474512815 is 518215474621.

It is not a de Polignac number, because 126474512815 - 2¹³ = 126474504623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126474512819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44066340 + ... + 44069209.

It is an arithmetic number, because the mean of its divisors is an integer number (11105079300).

Almost surely, 2^126474512815 is an apocalyptic number.

126474512815 is a deficient number, since it is larger than the sum of its proper divisors (51206755985).

126474512815 is an equidigital number, since it uses as much as digits as its factorization.

126474512815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88135602.

The product of its digits is 537600, while the sum is 46.

The spelling of 126474512815 in words is "one hundred twenty-six billion, four hundred seventy-four million, five hundred twelve thousand, eight hundred fifteen".