38677661268 has 48 divisors (see below), whose sum is σ = 90816929280. Its totient is φ = 12811500000.

The previous prime is 38677661249. The next prime is 38677661273. The reversal of 38677661268 is 86216677683.

It is a super-2 number, since 2×38677661268² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1307643 + ... + 1336893.

It is an arithmetic number, because the mean of its divisors is an integer number (1892019360).

Almost surely, 2^38677661268 is an apocalyptic number.

It is an amenable number.

38677661268 is an abundant number, since it is smaller than the sum of its proper divisors (52139268012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38677661268 is a wasteful number, since it uses less digits than its factorization.

38677661268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29948 (or 29946 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 60.

The spelling of 38677661268 in words is "thirty-eight billion, six hundred seventy-seven million, six hundred sixty-one thousand, two hundred sixty-eight".