712751613126 has 128 divisors (see below), whose sum is σ = 1793430180864. Its totient is φ = 184198164480.

The previous prime is 712751613047. The next prime is 712751613127. The reversal of 712751613126 is 621316157217.

712751613126 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (712751613127) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1779660 + ... + 2143056.

It is an arithmetic number, because the mean of its divisors is an integer number (14011173288).

Almost surely, 2^712751613126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 712751613126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (896715090432).

712751613126 is an abundant number, since it is smaller than the sum of its proper divisors (1080678567738).

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

712751613126 is a wasteful number, since it uses less digits than its factorization.

712751613126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363534.

The product of its digits is 105840, while the sum is 42.

The spelling of 712751613126 in words is "seven hundred twelve billion, seven hundred fifty-one million, six hundred thirteen thousand, one hundred twenty-six".