745078572280 has 32 divisors (see below), whose sum is σ = 1915916329440. Its totient is φ = 255455510400.

The previous prime is 745078572263. The next prime is 745078572353. The reversal of 745078572280 is 82275870547.

745078572280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1330497171 + ... + 1330497730.

It is an arithmetic number, because the mean of its divisors is an integer number (59872385295).

Almost surely, 2^745078572280 is an apocalyptic number.

745078572280 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

745078572280 is an abundant number, since it is smaller than the sum of its proper divisors (1170837757160).

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

745078572280 is a wasteful number, since it uses less digits than its factorization.

745078572280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2660994919 (or 2660994915 counting only the distinct ones).

The product of its (nonzero) digits is 8780800, while the sum is 55.

The spelling of 745078572280 in words is "seven hundred forty-five billion, seventy-eight million, five hundred seventy-two thousand, two hundred eighty".