29145394419 has 8 divisors (see below), whose sum is σ = 38862858240. Its totient is φ = 19429096776.

The previous prime is 29145394417. The next prime is 29145394469. The reversal of 29145394419 is 91449354192.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 29145394419 - 2¹ = 29145394417 is a prime.

It is a super-2 number, since 2×29145394419² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (29145394417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231459 + ... + 334460.

It is an arithmetic number, because the mean of its divisors is an integer number (4857857280).

Almost surely, 2^29145394419 is an apocalyptic number.

29145394419 is a deficient number, since it is larger than the sum of its proper divisors (9717463821).

29145394419 is a wasteful number, since it uses less digits than its factorization.

29145394419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583089.

The product of its digits is 1399680, while the sum is 51.

The spelling of 29145394419 in words is "twenty-nine billion, one hundred forty-five million, three hundred ninety-four thousand, four hundred nineteen".