377093987993 has 2 divisors, whose sum is σ = 377093987994. Its totient is φ = 377093987992.

The previous prime is 377093987929. The next prime is 377093988031. The reversal of 377093987993 is 399789390773.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331035677449 + 46058310544 = 575357^2 + 214612^2 .

It is a cyclic number.

It is not a de Polignac number, because 377093987993 - 2⁶ = 377093987929 is a prime.

It is a super-3 number, since 3×377093987993³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 377093987993.

It is not a weakly prime, because it can be changed into another prime (377093987923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188546993996 + 188546993997.

It is an arithmetic number, because the mean of its divisors is an integer number (188546993997).

Almost surely, 2^377093987993 is an apocalyptic number.

It is an amenable number.

377093987993 is a deficient number, since it is larger than the sum of its proper divisors (1).

377093987993 is an equidigital number, since it uses as much as digits as its factorization.

377093987993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486091368, while the sum is 74.

The spelling of 377093987993 in words is "three hundred seventy-seven billion, ninety-three million, nine hundred eighty-seven thousand, nine hundred ninety-three".