380635665087 has 8 divisors (see below), whose sum is σ = 507529021104. Its totient is φ = 253749709568.

The previous prime is 380635665061. The next prime is 380635665107. The reversal of 380635665087 is 780566536083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 380635665087 - 2⁶ = 380635665023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380635665187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1728978 + ... + 1936655.

It is an arithmetic number, because the mean of its divisors is an integer number (63441127638).

Almost surely, 2^380635665087 is an apocalyptic number.

380635665087 is a deficient number, since it is larger than the sum of its proper divisors (126893356017).

380635665087 is a wasteful number, since it uses less digits than its factorization.

380635665087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3700249.

The product of its (nonzero) digits is 21772800, while the sum is 57.

The spelling of 380635665087 in words is "three hundred eighty billion, six hundred thirty-five million, six hundred sixty-five thousand, eighty-seven".