7145736265536 has 336 divisors, whose sum is σ = 21285873884352. Its totient is φ = 2112915087360.

The previous prime is 7145736265523. The next prime is 7145736265589. The reversal of 7145736265536 is 6355626375417.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 7145736265536.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1211754940 + ... + 1211760836.

It is an arithmetic number, because the mean of its divisors is an integer number (63350815132).

Almost surely, 2^{7145736265536} 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 7145736265536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10642936942176).

7145736265536 is an abundant number, since it is smaller than the sum of its proper divisors (14140137618816).

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

7145736265536 is a wasteful number, since it uses less digits than its factorization.

7145736265536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7190 (or 7169 counting only the distinct ones).

The product of its digits is 95256000, while the sum is 60.

The spelling of 7145736265536 in words is "seven trillion, one hundred forty-five billion, seven hundred thirty-six million, two hundred sixty-five thousand, five hundred thirty-six".