38383685550402 has 64 divisors (see below), whose sum is σ = 81416249155584. Its totient is φ = 12022217729280.

The previous prime is 38383685550389. The next prime is 38383685550421. The reversal of 38383685550402 is 20405558638383.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1513121923 + ... + 1513147289.

It is an arithmetic number, because the mean of its divisors is an integer number (1272128893056).

Almost surely, 2^{38383685550402} is an apocalyptic number.

38383685550402 is an abundant number, since it is smaller than the sum of its proper divisors (43032563605182).

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

38383685550402 is a wasteful number, since it uses less digits than its factorization.

38383685550402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49103.

The product of its (nonzero) digits is 82944000, while the sum is 60.

The spelling of 38383685550402 in words is "thirty-eight trillion, three hundred eighty-three billion, six hundred eighty-five million, five hundred fifty thousand, four hundred two".