126700291320 has 32 divisors (see below), whose sum is σ = 380100874320. Its totient is φ = 33786744320.

The previous prime is 126700291307. The next prime is 126700291351. The reversal of 126700291320 is 23192007621.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527917761 + ... + 527918000.

Almost surely, 2^126700291320 is an apocalyptic number.

126700291320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126700291320 is an abundant number, since it is smaller than the sum of its proper divisors (253400583000).

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

126700291320 is a wasteful number, since it uses less digits than its factorization.

126700291320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055835775 (or 1055835771 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

Adding to 126700291320 its reverse (23192007621), we get a palindrome (149892298941).

The spelling of 126700291320 in words is "one hundred twenty-six billion, seven hundred million, two hundred ninety-one thousand, three hundred twenty".