2562726012 has 96 divisors (see below), whose sum is σ = 7472424960. Its totient is φ = 664105920.

The previous prime is 2562725993. The next prime is 2562726059. The reversal of 2562726012 is 2106272652.

It is a super-2 number, since 2×2562726012² = 13135129225162848288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

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, 428539 + ... + 434477.

It is an arithmetic number, because the mean of its divisors is an integer number (77837760).

Almost surely, 2^2562726012 is an apocalyptic number.

2562726012 is a gapful number since it is divisible by the number (22) 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 2562726012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3736212480).

2562726012 is an abundant number, since it is smaller than the sum of its proper divisors (4909698948).

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

2562726012 is a wasteful number, since it uses less digits than its factorization.

2562726012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6431 (or 6429 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 2562726012 is about 50623.3741664856. The cubic root of 2562726012 is about 1368.4661491499.

Adding to 2562726012 its reverse (2106272652), we get a palindrome (4668998664).

The spelling of 2562726012 in words is "two billion, five hundred sixty-two million, seven hundred twenty-six thousand, twelve".