152065036621 has 4 divisors (see below), whose sum is σ = 152065838592. Its totient is φ = 152064234652.

The previous prime is 152065036619. The next prime is 152065036649. The reversal of 152065036621 is 126630560251.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 152065036621 - 2¹ = 152065036619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152065036661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60390 + ... + 554776.

It is an arithmetic number, because the mean of its divisors is an integer number (38016459648).

Almost surely, 2^152065036621 is an apocalyptic number.

It is an amenable number.

152065036621 is a deficient number, since it is larger than the sum of its proper divisors (801971).

152065036621 is an equidigital number, since it uses as much as digits as its factorization.

152065036621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801970.

The product of its (nonzero) digits is 64800, while the sum is 37.

Adding to 152065036621 its reverse (126630560251), we get a palindrome (278695596872).

The spelling of 152065036621 in words is "one hundred fifty-two billion, sixty-five million, thirty-six thousand, six hundred twenty-one".