61654933467 has 6 divisors (see below), whose sum is σ = 89057126132. Its totient is φ = 41103288972.

The previous prime is 61654933421. The next prime is 61654933469. The reversal of 61654933467 is 76433945616.

61654933467 is a `hidden beast` number, since 6 + 1 + 6 + 549 + 3 + 34 + 67 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-61654933467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61654933469) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3425274073 + ... + 3425274090.

Almost surely, 2^61654933467 is an apocalyptic number.

61654933467 is a deficient number, since it is larger than the sum of its proper divisors (27402192665).

61654933467 is a wasteful number, since it uses less digits than its factorization.

61654933467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6850548169 (or 6850548166 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The spelling of 61654933467 in words is "sixty-one billion, six hundred fifty-four million, nine hundred thirty-three thousand, four hundred sixty-seven".