29954405645 has 16 divisors (see below), whose sum is σ = 36684835200. Its totient is φ = 23472007104.

The previous prime is 29954405639. The next prime is 29954405651. The reversal of 29954405645 is 54650445992.

It is an interprime number because it is at equal distance from previous prime (29954405639) and next prime (29954405651).

It is a cyclic number.

It is not a de Polignac number, because 29954405645 - 2¹⁴ = 29954389261 is a prime.

It is a super-3 number, since 3×29954405645³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64382 + ... + 253088.

It is an arithmetic number, because the mean of its divisors is an integer number (2292802200).

Almost surely, 2^29954405645 is an apocalyptic number.

It is an amenable number.

29954405645 is a deficient number, since it is larger than the sum of its proper divisors (6730429555).

29954405645 is a wasteful number, since it uses less digits than its factorization.

29954405645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189364.

The product of its (nonzero) digits is 7776000, while the sum is 53.

The spelling of 29954405645 in words is "twenty-nine billion, nine hundred fifty-four million, four hundred five thousand, six hundred forty-five".