38388240901902 has 8 divisors (see below), whose sum is σ = 76776481803816. Its totient is φ = 12796080300632.

The previous prime is 38388240901859. The next prime is 38388240902059. The reversal of 38388240901902 is 20910904288383.

It is a happy number.

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

38388240901902 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3199020075153 + ... + 3199020075164.

It is an arithmetic number, because the mean of its divisors is an integer number (9597060225477).

Almost surely, 2^{38388240901902} is an apocalyptic number.

38388240901902 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

38388240901902 is a wasteful number, since it uses less digits than its factorization.

38388240901902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6398040150322.

The product of its (nonzero) digits is 5971968, while the sum is 57.

The spelling of 38388240901902 in words is "thirty-eight trillion, three hundred eighty-eight billion, two hundred forty million, nine hundred one thousand, nine hundred two".