740556538080 has 96 divisors (see below), whose sum is σ = 2335043894400. Its totient is φ = 197287813632.

The previous prime is 740556538079. The next prime is 740556538093. The reversal of 740556538080 is 80835655047.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267910 + ... + 1246149.

It is an arithmetic number, because the mean of its divisors is an integer number (24323373900).

Almost surely, 2^740556538080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740556538080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1167521947200).

740556538080 is an abundant number, since it is smaller than the sum of its proper divisors (1594487356320).

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

740556538080 is a wasteful number, since it uses less digits than its factorization.

740556538080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515096 (or 1515088 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 51.

The spelling of 740556538080 in words is "seven hundred forty billion, five hundred fifty-six million, five hundred thirty-eight thousand, eighty".