29319631950 has 96 divisors (see below), whose sum is σ = 83212245504. Its totient is φ = 6692595840.

The previous prime is 29319631931. The next prime is 29319631969. The reversal of 29319631950 is 5913691392.

It is an interprime number because it is at equal distance from previous prime (29319631931) and next prime (29319631969).

It is a self number, because there is not a number n which added to its sum of digits gives 29319631950.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 776407 + ... + 813293.

It is an arithmetic number, because the mean of its divisors is an integer number (866794224).

Almost surely, 2^29319631950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29319631950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41606122752).

29319631950 is an abundant number, since it is smaller than the sum of its proper divisors (53892613554).

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

29319631950 is a wasteful number, since it uses less digits than its factorization.

29319631950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37666 (or 37661 counting only the distinct ones).

The product of its (nonzero) digits is 393660, while the sum is 48.

The spelling of 29319631950 in words is "twenty-nine billion, three hundred nineteen million, six hundred thirty-one thousand, nine hundred fifty".