126454742730 has 64 divisors (see below), whose sum is σ = 348840691200. Its totient is φ = 32558460480.

The previous prime is 126454742707. The next prime is 126454742741. The reversal of 126454742730 is 37247454621.

126454742730 is a `hidden beast` number, since 1 + 2 + 64 + 547 + 42 + 7 + 3 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8067186 + ... + 8082845.

It is an arithmetic number, because the mean of its divisors is an integer number (5450635800).

Almost surely, 2^126454742730 is an apocalyptic number.

126454742730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126454742730 is an abundant number, since it is smaller than the sum of its proper divisors (222385948470).

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

126454742730 is a wasteful number, since it uses less digits than its factorization.

126454742730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16150076 (or 16150070 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 45.

The spelling of 126454742730 in words is "one hundred twenty-six billion, four hundred fifty-four million, seven hundred forty-two thousand, seven hundred thirty".