7440738010448 has 40 divisors (see below), whose sum is σ = 14823194502600. Its totient is φ = 3616685489664.

The previous prime is 7440738010403. The next prime is 7440738010469. The reversal of 7440738010448 is 8440108370447.

It can be written as a sum of positive squares in 4 ways, for example, as 4702878006544 + 2737860003904 = 2168612^2 + 1654648^2 .

It is a super-2 number, since 2×7440738010448² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7440738010396 and 7440738010405.

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, 40157363 + ... + 40342226.

It is an arithmetic number, because the mean of its divisors is an integer number (370579862565).

Almost surely, 2^{7440738010448} is an apocalyptic number.

It is an amenable number.

7440738010448 is a deficient number, since it is larger than the sum of its proper divisors (7382456492152).

7440738010448 is a wasteful number, since it uses less digits than its factorization.

7440738010448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80499759 (or 80499753 counting only the distinct ones).

The product of its (nonzero) digits is 2408448, while the sum is 50.

The spelling of 7440738010448 in words is "seven trillion, four hundred forty billion, seven hundred thirty-eight million, ten thousand, four hundred forty-eight".