126144746516650 has 48 divisors (see below), whose sum is σ = 239625707723136. Its totient is φ = 49383426091520.

The previous prime is 126144746516641. The next prime is 126144746516731. The reversal of 126144746516650 is 56615647441621.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136631877 + ... + 137552023.

It is an arithmetic number, because the mean of its divisors is an integer number (4992202244232).

Almost surely, 2^{126144746516650} is an apocalyptic number.

126144746516650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126144746516650 is a deficient number, since it is larger than the sum of its proper divisors (113480961206486).

126144746516650 is a wasteful number, since it uses less digits than its factorization.

126144746516650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978543 (or 978538 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 58.

The spelling of 126144746516650 in words is "one hundred twenty-six trillion, one hundred forty-four billion, seven hundred forty-six million, five hundred sixteen thousand, six hundred fifty".