47319123726 has 128 divisors (see below), whose sum is σ = 125905797120. Its totient is φ = 12888136800.

The previous prime is 47319123721. The next prime is 47319123727. The reversal of 47319123726 is 62732191374.

47319123726 is a `hidden beast` number, since 473 + 1 + 91 + 23 + 72 + 6 = 666.

It is a super-2 number, since 2×47319123726² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47319123721) 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, 754971 + ... + 815241.

It is an arithmetic number, because the mean of its divisors is an integer number (983639040).

Almost surely, 2^47319123726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47319123726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62952898560).

47319123726 is an abundant number, since it is smaller than the sum of its proper divisors (78586673394).

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

47319123726 is a wasteful number, since it uses less digits than its factorization.

47319123726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60387 (or 60381 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The spelling of 47319123726 in words is "forty-seven billion, three hundred nineteen million, one hundred twenty-three thousand, seven hundred twenty-six".