152405234677 has 2 divisors, whose sum is σ = 152405234678. Its totient is φ = 152405234676.

The previous prime is 152405234647. The next prime is 152405234771. The reversal of 152405234677 is 776432504251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129031105681 + 23374128996 = 359209^2 + 152886^2 .

It is an emirp because it is prime and its reverse (776432504251) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152405234677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152405234647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76202617338 + 76202617339.

It is an arithmetic number, because the mean of its divisors is an integer number (76202617339).

Almost surely, 2^152405234677 is an apocalyptic number.

It is an amenable number.

152405234677 is a deficient number, since it is larger than the sum of its proper divisors (1).

152405234677 is an equidigital number, since it uses as much as digits as its factorization.

152405234677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1411200, while the sum is 46.

The spelling of 152405234677 in words is "one hundred fifty-two billion, four hundred five million, two hundred thirty-four thousand, six hundred seventy-seven".