29943160551 has 6 divisors (see below), whose sum is σ = 43251231920. Its totient is φ = 19962107028.

The previous prime is 29943160547. The next prime is 29943160567. The reversal of 29943160551 is 15506134992.

29943160551 is a `hidden beast` number, since 2 + 9 + 9 + 4 + 31 + 60 + 551 = 666.

It is not a de Polignac number, because 29943160551 - 2² = 29943160547 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29943160497 and 29943160506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29943160501) 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, 1663508911 + ... + 1663508928.

Almost surely, 2^29943160551 is an apocalyptic number.

29943160551 is a deficient number, since it is larger than the sum of its proper divisors (13308071369).

29943160551 is a wasteful number, since it uses less digits than its factorization.

29943160551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3327017845 (or 3327017842 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The spelling of 29943160551 in words is "twenty-nine billion, nine hundred forty-three million, one hundred sixty thousand, five hundred fifty-one".