13149432000 has 448 divisors, whose sum is σ = 51095940480. Its totient is φ = 3299328000.

The previous prime is 13149431947. The next prime is 13149432029. The reversal of 13149432000 is 23494131.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3670210 + ... + 3673790.

Almost surely, 2^13149432000 is an apocalyptic number.

13149432000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13149432000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25547970240).

13149432000 is an abundant number, since it is smaller than the sum of its proper divisors (37946508480).

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

13149432000 is a wasteful number, since it uses less digits than its factorization.

13149432000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3634 (or 3608 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The spelling of 13149432000 in words is "thirteen billion, one hundred forty-nine million, four hundred thirty-two thousand".