3752867821877 has 2 divisors, whose sum is σ = 3752867821878. Its totient is φ = 3752867821876.

The previous prime is 3752867821819. The next prime is 3752867821897. The reversal of 3752867821877 is 7781287682573.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2235341951236 + 1517525870641 = 1495106^2 + 1231879^2 .

It is a cyclic number.

It is not a de Polignac number, because 3752867821877 - 2¹² = 3752867817781 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3752867821877.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3752867821897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1876433910938 + 1876433910939.

It is an arithmetic number, because the mean of its divisors is an integer number (1876433910939).

Almost surely, 2^{3752867821877} is an apocalyptic number.

It is an amenable number.

3752867821877 is a deficient number, since it is larger than the sum of its proper divisors (1).

3752867821877 is an equidigital number, since it uses as much as digits as its factorization.

3752867821877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 442552320, while the sum is 71.

The spelling of 3752867821877 in words is "three trillion, seven hundred fifty-two billion, eight hundred sixty-seven million, eight hundred twenty-one thousand, eight hundred seventy-seven".