126150635499 has 16 divisors (see below), whose sum is σ = 192736753920. Its totient is φ = 71895872160.

The previous prime is 126150635459. The next prime is 126150635537. The reversal of 126150635499 is 994536051621.

It is not a de Polignac number, because 126150635499 - 2¹⁹ = 126150111211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126150635449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7917072 + ... + 7932989.

It is an arithmetic number, because the mean of its divisors is an integer number (12046047120).

Almost surely, 2^126150635499 is an apocalyptic number.

126150635499 is a deficient number, since it is larger than the sum of its proper divisors (66586118421).

126150635499 is a wasteful number, since it uses less digits than its factorization.

126150635499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15850450.

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 126150635499 in words is "one hundred twenty-six billion, one hundred fifty million, six hundred thirty-five thousand, four hundred ninety-nine".