38961670177 has 2 divisors, whose sum is σ = 38961670178. Its totient is φ = 38961670176.

The previous prime is 38961670171. The next prime is 38961670183. The reversal of 38961670177 is 77107616983.

It is a balanced prime because it is at equal distance from previous prime (38961670171) and next prime (38961670183).

It can be written as a sum of positive squares in only one way, i.e., 19953257536 + 19008412641 = 141256^2 + 137871^2 .

It is a cyclic number.

It is not a de Polignac number, because 38961670177 - 2¹⁵ = 38961637409 is a prime.

It is a super-2 number, since 2×38961670177² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38961670171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19480835088 + 19480835089.

It is an arithmetic number, because the mean of its divisors is an integer number (19480835089).

Almost surely, 2^38961670177 is an apocalyptic number.

It is an amenable number.

38961670177 is a deficient number, since it is larger than the sum of its proper divisors (1).

38961670177 is an equidigital number, since it uses as much as digits as its factorization.

38961670177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2667168, while the sum is 55.

The spelling of 38961670177 in words is "thirty-eight billion, nine hundred sixty-one million, six hundred seventy thousand, one hundred seventy-seven".