29455555444445 has 32 divisors (see below), whose sum is σ = 38978755200000. Its totient is φ = 21234139939584.

The previous prime is 29455555444379. The next prime is 29455555444463. The reversal of 29455555444445 is 54444455555492.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-29455555444445 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (65).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20797445 + ... + 22168554.

It is an arithmetic number, because the mean of its divisors is an integer number (1218086100000).

Almost surely, 2^{29455555444445} is an apocalyptic number.

It is an amenable number.

29455555444445 is a deficient number, since it is larger than the sum of its proper divisors (9523199755555).

29455555444445 is a wasteful number, since it uses less digits than its factorization.

29455555444445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42966269.

The product of its digits is 1152000000, while the sum is 65.

The spelling of 29455555444445 in words is "twenty-nine trillion, four hundred fifty-five billion, five hundred fifty-five million, four hundred forty-four thousand, four hundred forty-five".