126425530840 has 64 divisors (see below), whose sum is σ = 325164994560. Its totient is φ = 43336460160.

The previous prime is 126425530823. The next prime is 126425530849. The reversal of 126425530840 is 48035524621.

126425530840 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×126425530840² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 126425530793 and 126425530802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126425530849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1305949 + ... + 1399411.

It is an arithmetic number, because the mean of its divisors is an integer number (5080703040).

Almost surely, 2^126425530840 is an apocalyptic number.

126425530840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126425530840 is an abundant number, since it is smaller than the sum of its proper divisors (198739463720).

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

126425530840 is a wasteful number, since it uses less digits than its factorization.

126425530840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98312 (or 98308 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 126425530840 in words is "one hundred twenty-six billion, four hundred twenty-five million, five hundred thirty thousand, eight hundred forty".