126078207252 has 24 divisors (see below), whose sum is σ = 304326708000. Its totient is φ = 40576894176.

The previous prime is 126078207251. The next prime is 126078207263. The reversal of 126078207252 is 252702870621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126078207251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181146502 + ... + 181147197.

It is an arithmetic number, because the mean of its divisors is an integer number (12680279500).

Almost surely, 2^126078207252 is an apocalyptic number.

126078207252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126078207252 is an abundant number, since it is smaller than the sum of its proper divisors (178248500748).

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

126078207252 is a wasteful number, since it uses less digits than its factorization.

126078207252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362293735 (or 362293733 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The spelling of 126078207252 in words is "one hundred twenty-six billion, seventy-eight million, two hundred seven thousand, two hundred fifty-two".