38717701381402 has 4 divisors (see below), whose sum is σ = 58076552072106. Its totient is φ = 19358850690700.

The previous prime is 38717701381399. The next prime is 38717701381409. The reversal of 38717701381402 is 20418310771783.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 36476659447281 + 2241041934121 = 6039591^2 + 1497011^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 38717701381402.

It is not an unprimeable number, because it can be changed into a prime (38717701381409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9679425345349 + ... + 9679425345352.

Almost surely, 2^{38717701381402} is an apocalyptic number.

38717701381402 is a deficient number, since it is larger than the sum of its proper divisors (19358850690704).

38717701381402 is a wasteful number, since it uses less digits than its factorization.

38717701381402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19358850690703.

The product of its (nonzero) digits is 1580544, while the sum is 52.

The spelling of 38717701381402 in words is "thirty-eight trillion, seven hundred seventeen billion, seven hundred one million, three hundred eighty-one thousand, four hundred two".