125645354340 has 96 divisors (see below), whose sum is σ = 383846529024. Its totient is φ = 30454949760.

The previous prime is 125645354321. The next prime is 125645354347. The reversal of 125645354340 is 43453546521.

It is a junction number, because it is equal to n+sod(n) for n = 125645354292 and 125645354301.

It is not an unprimeable number, because it can be changed into a prime (125645354347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7242757 + ... + 7260083.

It is an arithmetic number, because the mean of its divisors is an integer number (3998401344).

Almost surely, 2^125645354340 is an apocalyptic number.

125645354340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125645354340 is an abundant number, since it is smaller than the sum of its proper divisors (258201174684).

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

125645354340 is a wasteful number, since it uses less digits than its factorization.

125645354340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28337 (or 28335 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 125645354340 in words is "one hundred twenty-five billion, six hundred forty-five million, three hundred fifty-four thousand, three hundred forty".