152791666994 has 4 divisors (see below), whose sum is σ = 229187500494. Its totient is φ = 76395833496.

The previous prime is 152791666969. The next prime is 152791666997. The reversal of 152791666994 is 499666197251.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 151449397225 + 1342269769 = 389165^2 + 36637^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 152791666994.

It is not an unprimeable number, because it can be changed into a prime (152791666997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38197916747 + ... + 38197916750.

Almost surely, 2^152791666994 is an apocalyptic number.

152791666994 is a deficient number, since it is larger than the sum of its proper divisors (76395833500).

152791666994 is an equidigital number, since it uses as much as digits as its factorization.

152791666994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76395833499.

The product of its digits is 44089920, while the sum is 65.

The spelling of 152791666994 in words is "one hundred fifty-two billion, seven hundred ninety-one million, six hundred sixty-six thousand, nine hundred ninety-four".