29246488645 has 32 divisors (see below), whose sum is σ = 40554763776. Its totient is φ = 20010931200.

The previous prime is 29246488637. The next prime is 29246488729. The reversal of 29246488645 is 54688464292.

It is a happy number.

It is not a de Polignac number, because 29246488645 - 2³ = 29246488637 is a prime.

It is a super-2 number, since 2×29246488645² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 29246488645.

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, 3180955 + ... + 3190135.

It is an arithmetic number, because the mean of its divisors is an integer number (1267336368).

Almost surely, 2^29246488645 is an apocalyptic number.

It is an amenable number.

29246488645 is a deficient number, since it is larger than the sum of its proper divisors (11308275131).

29246488645 is a wasteful number, since it uses less digits than its factorization.

29246488645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12621.

The product of its digits is 26542080, while the sum is 58.

The spelling of 29246488645 in words is "twenty-nine billion, two hundred forty-six million, four hundred eighty-eight thousand, six hundred forty-five".