38487113587428 has 96 divisors (see below), whose sum is σ = 106142299845120. Its totient is φ = 10721444375040.

The previous prime is 38487113587339. The next prime is 38487113587511. The reversal of 38487113587428 is 82478531178483.

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, 199335138 + ... + 199528121.

It is an arithmetic number, because the mean of its divisors is an integer number (1105648956720).

Almost surely, 2^{38487113587428} is an apocalyptic number.

It is an amenable number.

38487113587428 is an abundant number, since it is smaller than the sum of its proper divisors (67655186257692).

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

38487113587428 is a wasteful number, since it uses less digits than its factorization.

38487113587428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398863337 (or 398863335 counting only the distinct ones).

The product of its digits is 289013760, while the sum is 69.

The spelling of 38487113587428 in words is "thirty-eight trillion, four hundred eighty-seven billion, one hundred thirteen million, five hundred eighty-seven thousand, four hundred twenty-eight".