54656667 has 16 divisors (see below), whose sum is σ = 87202080. Its totient is φ = 33634656.

The previous prime is 54656663. The next prime is 54656669. The reversal of 54656667 is 76665645.

It is not a de Polignac number, because 54656667 - 2² = 54656663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54656663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77508 + ... + 78209.

It is an arithmetic number, because the mean of its divisors is an integer number (5450130).

Almost surely, 2^54656667 is an apocalyptic number.

54656667 is a deficient number, since it is larger than the sum of its proper divisors (32545413).

54656667 is a wasteful number, since it uses less digits than its factorization.

54656667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155739 (or 155733 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The square root of 54656667 is about 7393.0147436617. The cubic root of 54656667 is about 379.5022731042.

The spelling of 54656667 in words is "fifty-four million, six hundred fifty-six thousand, six hundred sixty-seven".