29061248464 has 40 divisors (see below), whose sum is σ = 58638825000. Its totient is φ = 13935376896.

The previous prime is 29061248423. The next prime is 29061248473. The reversal of 29061248464 is 46484216092.

It can be written as a sum of positive squares in 4 ways, for example, as 129960000 + 28931288464 = 11400^2 + 170092^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141039 + ... + 279310.

It is an arithmetic number, because the mean of its divisors is an integer number (1465970625).

Almost surely, 2^29061248464 is an apocalyptic number.

It is an amenable number.

29061248464 is an abundant number, since it is smaller than the sum of its proper divisors (29577576536).

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

29061248464 is a wasteful number, since it uses less digits than its factorization.

29061248464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420535 (or 420529 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

It can be divided in two parts, 290612 and 48464, that added together give a triangular number (339076 = T₈₂₃).

The spelling of 29061248464 in words is "twenty-nine billion, sixty-one million, two hundred forty-eight thousand, four hundred sixty-four".