126264123455 has 8 divisors (see below), whose sum is σ = 151946176752. Its totient is φ = 100725146368.

The previous prime is 126264123421. The next prime is 126264123541. The reversal of 126264123455 is 554321462621.

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

It is a cyclic number.

It is not a de Polignac number, because 126264123455 - 2²⁸ = 125995687999 is a prime.

It is a super-2 number, since 2×126264123455² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35767109 + ... + 35770638.

It is an arithmetic number, because the mean of its divisors is an integer number (18993272094).

Almost surely, 2^126264123455 is an apocalyptic number.

126264123455 is a deficient number, since it is larger than the sum of its proper divisors (25682053297).

126264123455 is an equidigital number, since it uses as much as digits as its factorization.

126264123455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71538105.

The product of its digits is 345600, while the sum is 41.

The spelling of 126264123455 in words is "one hundred twenty-six billion, two hundred sixty-four million, one hundred twenty-three thousand, four hundred fifty-five".