139375225746 has 32 divisors (see below), whose sum is σ = 310865644800. Its totient is φ = 46286970480.

The previous prime is 139375225723. The next prime is 139375225753. The reversal of 139375225746 is 647522573931.

139375225746 is a `hidden beast` number, since 1 + 3 + 9 + 375 + 225 + 7 + 46 = 666.

It is a super-2 number, since 2×139375225746² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 139375225692 and 139375225701.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4747401 + ... + 4776668.

It is an arithmetic number, because the mean of its divisors is an integer number (9714551400).

Almost surely, 2^139375225746 is an apocalyptic number.

139375225746 is an abundant number, since it is smaller than the sum of its proper divisors (171490419054).

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

139375225746 is a wasteful number, since it uses less digits than its factorization.

139375225746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9524351 (or 9524345 counting only the distinct ones).

The product of its digits is 9525600, while the sum is 54.

The spelling of 139375225746 in words is "one hundred thirty-nine billion, three hundred seventy-five million, two hundred twenty-five thousand, seven hundred forty-six".