2615273226240 has 512 divisors, whose sum is σ = 8514776954880. Its totient is φ = 685375488000.

The previous prime is 2615273226233. The next prime is 2615273226277. The reversal of 2615273226240 is 426223725162.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (512).

It is a junction number, because it is equal to n+sod(n) for n = 2615273226192 and 2615273226201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12394659735 + ... + 12394659945.

It is an arithmetic number, because the mean of its divisors is an integer number (16630423740).

Almost surely, 2^{2615273226240} is an apocalyptic number.

2615273226240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2615273226240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4257388477440).

2615273226240 is an abundant number, since it is smaller than the sum of its proper divisors (5899503728640).

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

2615273226240 is a wasteful number, since it uses less digits than its factorization.

2615273226240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 2615273226240 in words is "two trillion, six hundred fifteen billion, two hundred seventy-three million, two hundred twenty-six thousand, two hundred forty".