38097303661 has 4 divisors (see below), whose sum is σ = 39753708192. Its totient is φ = 36440899132.

The previous prime is 38097303613. The next prime is 38097303667. The reversal of 38097303661 is 16630379083.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 38097303661 - 2¹⁹ = 38096779373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38097303667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 828202231 + ... + 828202276.

It is an arithmetic number, because the mean of its divisors is an integer number (9938427048).

Almost surely, 2^38097303661 is an apocalyptic number.

It is an amenable number.

38097303661 is a deficient number, since it is larger than the sum of its proper divisors (1656404531).

38097303661 is a wasteful number, since it uses less digits than its factorization.

38097303661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1656404530.

The product of its (nonzero) digits is 489888, while the sum is 46.

The spelling of 38097303661 in words is "thirty-eight billion, ninety-seven million, three hundred three thousand, six hundred sixty-one".