151652646634 has 4 divisors (see below), whose sum is σ = 227478969954. Its totient is φ = 75826323316.

The previous prime is 151652646601. The next prime is 151652646637. The reversal of 151652646634 is 436646256151.

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., 121694229409 + 29958417225 = 348847^2 + 173085^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (151652646637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37913161657 + ... + 37913161660.

Almost surely, 2^151652646634 is an apocalyptic number.

151652646634 is a deficient number, since it is larger than the sum of its proper divisors (75826323320).

151652646634 is an equidigital number, since it uses as much as digits as its factorization.

151652646634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75826323319.

The product of its digits is 3110400, while the sum is 49.

The spelling of 151652646634 in words is "one hundred fifty-one billion, six hundred fifty-two million, six hundred forty-six thousand, six hundred thirty-four".