740645468520 has 32 divisors (see below), whose sum is σ = 2221936405920. Its totient is φ = 197505458240.

The previous prime is 740645468513. The next prime is 740645468527. The reversal of 740645468520 is 25864546047.

It is an interprime number because it is at equal distance from previous prime (740645468513) and next prime (740645468527).

It is not an unprimeable number, because it can be changed into a prime (740645468527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3086022666 + ... + 3086022905.

It is an arithmetic number, because the mean of its divisors is an integer number (69435512685).

Almost surely, 2^740645468520 is an apocalyptic number.

It is an amenable number.

740645468520 is an abundant number, since it is smaller than the sum of its proper divisors (1481290937400).

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

740645468520 is a wasteful number, since it uses less digits than its factorization.

740645468520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6172045585 (or 6172045581 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 51.

The spelling of 740645468520 in words is "seven hundred forty billion, six hundred forty-five million, four hundred sixty-eight thousand, five hundred twenty".