29620045338 has 32 divisors (see below), whose sum is σ = 63804273792. Its totient is φ = 9112824000.

The previous prime is 29620045321. The next prime is 29620045363. The reversal of 29620045338 is 83354002692.

It is a self number, because there is not a number n which added to its sum of digits gives 29620045338.

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, 944043 + ... + 974913.

It is an arithmetic number, because the mean of its divisors is an integer number (1993883556).

Almost surely, 2^29620045338 is an apocalyptic number.

29620045338 is an abundant number, since it is smaller than the sum of its proper divisors (34184228454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29620045338 is a wasteful number, since it uses less digits than its factorization.

29620045338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43190.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 29620045338 in words is "twenty-nine billion, six hundred twenty million, forty-five thousand, three hundred thirty-eight".