1678851054 has 12 divisors (see below), whose sum is σ = 3637510656. Its totient is φ = 559617012.

The previous prime is 1678851023. The next prime is 1678851073. The reversal of 1678851054 is 4501588761.

1678851054 is a `hidden beast` number, since 1 + 6 + 7 + 88 + 510 + 54 = 666.

1678851054 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46634734 + ... + 46634769.

It is an arithmetic number, because the mean of its divisors is an integer number (303125888).

Almost surely, 2^1678851054 is an apocalyptic number.

1678851054 is an abundant number, since it is smaller than the sum of its proper divisors (1958659602).

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

1678851054 is a wasteful number, since it uses less digits than its factorization.

1678851054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93269511 (or 93269508 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 45.

The square root of 1678851054 is about 40973.7849606306. The cubic root of 1678851054 is about 1188.5133269504.

The spelling of 1678851054 in words is "one billion, six hundred seventy-eight million, eight hundred fifty-one thousand, fifty-four".