68557654 has 8 divisors (see below), whose sum is σ = 112185288. Its totient is φ = 31162560.

The previous prime is 68557639. The next prime is 68557667. The reversal of 68557654 is 45675586.

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

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, 1558107 + ... + 1558150.

It is an arithmetic number, because the mean of its divisors is an integer number (14023161).

Almost surely, 2^68557654 is an apocalyptic number.

68557654 is a deficient number, since it is larger than the sum of its proper divisors (43627634).

68557654 is a wasteful number, since it uses less digits than its factorization.

68557654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3116270.

The product of its digits is 1008000, while the sum is 46.

The square root of 68557654 is about 8279.9549515683. The cubic root of 68557654 is about 409.2782344100.

The spelling of 68557654 in words is "sixty-eight million, five hundred fifty-seven thousand, six hundred fifty-four".