150752126666 has 4 divisors (see below), whose sum is σ = 226128190002. Its totient is φ = 75376063332.

The previous prime is 150752126627. The next prime is 150752126687. The reversal of 150752126666 is 666621257051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 666621257051 = 53 ⋅12577759567.

It can be written as a sum of positive squares in only one way, i.e., 142834864225 + 7917262441 = 377935^2 + 88979^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 150752126666.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37688031665 + ... + 37688031668.

Almost surely, 2^150752126666 is an apocalyptic number.

150752126666 is a deficient number, since it is larger than the sum of its proper divisors (75376063336).

150752126666 is an equidigital number, since it uses as much as digits as its factorization.

150752126666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75376063335.

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 150752126666 in words is "one hundred fifty billion, seven hundred fifty-two million, one hundred twenty-six thousand, six hundred sixty-six".