126486276520 has 16 divisors (see below), whose sum is σ = 284594122260. Its totient is φ = 50594510592.

The previous prime is 126486276509. The next prime is 126486276529. The reversal of 126486276520 is 25672684621.

It can be written as a sum of positive squares in 2 ways, for example, as 125028716836 + 1457559684 = 353594^2 + 38178^2 .

It is not an unprimeable number, because it can be changed into a prime (126486276529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1581078417 + ... + 1581078496.

Almost surely, 2^126486276520 is an apocalyptic number.

126486276520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126486276520 is an abundant number, since it is smaller than the sum of its proper divisors (158107845740).

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

126486276520 is a wasteful number, since it uses less digits than its factorization.

126486276520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3162156924 (or 3162156920 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 126486276520 in words is "one hundred twenty-six billion, four hundred eighty-six million, two hundred seventy-six thousand, five hundred twenty".