126360859449984 has 128 divisors (see below), whose sum is σ = 357175799856000. Its totient is φ = 39443413008384.

The previous prime is 126360859449917. The next prime is 126360859449989. The reversal of 126360859449984 is 489944958063621.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×126360859449984² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126360859449989) 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, 47335977 + ... + 49934120.

It is an arithmetic number, because the mean of its divisors is an integer number (2790435936375).

Almost surely, 2^{126360859449984} is an apocalyptic number.

It is an amenable number.

126360859449984 is an abundant number, since it is smaller than the sum of its proper divisors (230814940406016).

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

126360859449984 is a wasteful number, since it uses less digits than its factorization.

126360859449984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97270330 (or 97270318 counting only the distinct ones).

The product of its (nonzero) digits is 3224862720, while the sum is 78.

The spelling of 126360859449984 in words is "one hundred twenty-six trillion, three hundred sixty billion, eight hundred fifty-nine million, four hundred forty-nine thousand, nine hundred eighty-four".