125494306740 has 288 divisors, whose sum is σ = 428073399936. Its totient is φ = 29491153920.

The previous prime is 125494306739. The next prime is 125494306753. The reversal of 125494306740 is 47603494521.

125494306740 is a `hidden beast` number, since 1 + 2 + 549 + 4 + 3 + 0 + 67 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 20729554 + ... + 20735606.

It is an arithmetic number, because the mean of its divisors is an integer number (1486365972).

Almost surely, 2^125494306740 is an apocalyptic number.

125494306740 is a gapful number since it is divisible by the number (10) 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 125494306740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214036699968).

125494306740 is an abundant number, since it is smaller than the sum of its proper divisors (302579093196).

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

125494306740 is a wasteful number, since it uses less digits than its factorization.

125494306740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6399 (or 6394 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

It can be divided in two parts, 125494 and 306740, that added together give a palindrome (432234).

The spelling of 125494306740 in words is "one hundred twenty-five billion, four hundred ninety-four million, three hundred six thousand, seven hundred forty".