234215456546377 has 2 divisors, whose sum is σ = 234215456546378. Its totient is φ = 234215456546376.

The previous prime is 234215456546363. The next prime is 234215456546413. The reversal of 234215456546377 is 773645654512432.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179142671967561 + 55072784578816 = 13384419^2 + 7421104^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234215456546377 is a prime.

It is a super-2 number, since 2×234215456546377² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (234215456541377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117107728273188 + 117107728273189.

It is an arithmetic number, because the mean of its divisors is an integer number (117107728273189).

Almost surely, 2^{234215456546377} is an apocalyptic number.

It is an amenable number.

234215456546377 is a deficient number, since it is larger than the sum of its proper divisors (1).

234215456546377 is an equidigital number, since it uses as much as digits as its factorization.

234215456546377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032000, while the sum is 64.

The spelling of 234215456546377 in words is "two hundred thirty-four trillion, two hundred fifteen billion, four hundred fifty-six million, five hundred forty-six thousand, three hundred seventy-seven".