38678651675378 has 64 divisors (see below), whose sum is σ = 72283046250240. Its totient is φ = 15250339430400.

The previous prime is 38678651675357. The next prime is 38678651675483. The reversal of 38678651675378 is 87357615687683.

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, 3088838 + ... + 9321921.

It is an arithmetic number, because the mean of its divisors is an integer number (1129422597660).

Almost surely, 2^{38678651675378} is an apocalyptic number.

38678651675378 is a deficient number, since it is larger than the sum of its proper divisors (33604394574862).

38678651675378 is a wasteful number, since it uses less digits than its factorization.

38678651675378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12411443.

The product of its digits is 8534937600, while the sum is 80.

The spelling of 38678651675378 in words is "thirty-eight trillion, six hundred seventy-eight billion, six hundred fifty-one million, six hundred seventy-five thousand, three hundred seventy-eight".