29426180445 has 32 divisors (see below), whose sum is σ = 52852544640. Its totient is φ = 15532162560.

The previous prime is 29426180429. The next prime is 29426180467. The reversal of 29426180445 is 54408162492.

It is a happy number.

29426180445 is a `hidden beast` number, since 2 + 9 + 4 + 26 + 180 + 445 = 666.

It is not a de Polignac number, because 29426180445 - 2⁴ = 29426180429 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 29426180445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1110471 + ... + 1136660.

It is an arithmetic number, because the mean of its divisors is an integer number (1651642020).

Almost surely, 2^29426180445 is an apocalyptic number.

It is an amenable number.

29426180445 is a deficient number, since it is larger than the sum of its proper divisors (23426364195).

29426180445 is a wasteful number, since it uses less digits than its factorization.

29426180445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2247242 (or 2247236 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 29426180445 in words is "twenty-nine billion, four hundred twenty-six million, one hundred eighty thousand, four hundred forty-five".