126630213633 has 24 divisors (see below), whose sum is σ = 228044022336. Its totient is φ = 65781928800.

The previous prime is 126630213623. The next prime is 126630213643. The reversal of 126630213633 is 336312036621.

126630213633 is a `hidden beast` number, since 1 + 2 + 6 + 6 + 3 + 0 + 2 + 13 + 633 = 666.

It is an interprime number because it is at equal distance from previous prime (126630213623) and next prime (126630213643).

It is not a de Polignac number, because 126630213633 - 2⁴ = 126630213617 is a prime.

It is a super-2 number, since 2×126630213633² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126630213623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91363098 + ... + 91364483.

It is an arithmetic number, because the mean of its divisors is an integer number (9501834264).

Almost surely, 2^126630213633 is an apocalyptic number.

It is an amenable number.

126630213633 is a deficient number, since it is larger than the sum of its proper divisors (101413808703).

126630213633 is a wasteful number, since it uses less digits than its factorization.

126630213633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182727605 (or 182727602 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 36.

The spelling of 126630213633 in words is "one hundred twenty-six billion, six hundred thirty million, two hundred thirteen thousand, six hundred thirty-three".