747373132786 has 24 divisors (see below), whose sum is σ = 1380801025116. Its totient is φ = 301461431040.

The previous prime is 747373132673. The next prime is 747373132787. The reversal of 747373132786 is 687231373747.

It can be written as a sum of positive squares in 2 ways, for example, as 731290074025 + 16083058761 = 855155^2 + 126819^2 .

It is a super-2 number, since 2×747373132786² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 747373132786.

It is not an unprimeable number, because it can be changed into a prime (747373132787) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 224299995 + ... + 224303326.

Almost surely, 2^747373132786 is an apocalyptic number.

747373132786 is a deficient number, since it is larger than the sum of its proper divisors (633427892330).

747373132786 is a wasteful number, since it uses less digits than its factorization.

747373132786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448603354 (or 448603347 counting only the distinct ones).

The product of its digits is 24893568, while the sum is 58.

The spelling of 747373132786 in words is "seven hundred forty-seven billion, three hundred seventy-three million, one hundred thirty-two thousand, seven hundred eighty-six".