745140480 has 288 divisors, whose sum is σ = 2864870400. Its totient is φ = 161243136.

The previous prime is 745140479. The next prime is 745140493. The reversal of 745140480 is 84041547.

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, 509991 + ... + 511449.

Almost surely, 2^745140480 is an apocalyptic number.

745140480 is a gapful number since it is divisible by the number (70) 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 745140480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1432435200).

745140480 is an abundant number, since it is smaller than the sum of its proper divisors (2119729920).

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

745140480 is a wasteful number, since it uses less digits than its factorization.

745140480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1509 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 33.

The square root of 745140480 is about 27297.2614011003. The cubic root of 745140480 is about 906.5937465384.

The spelling of 745140480 in words is "seven hundred forty-five million, one hundred forty thousand, four hundred eighty".