125345002545 has 96 divisors (see below), whose sum is σ = 250020925440. Its totient is φ = 56905390080.

The previous prime is 125345002513. The next prime is 125345002547. The reversal of 125345002545 is 545200543521.

125345002545 is a `hidden beast` number, since 12 + 53 + 4 + 50 + 0 + 2 + 545 = 666.

It is not a de Polignac number, because 125345002545 - 2⁵ = 125345002513 is a prime.

It is a super-2 number, since 2×125345002545² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125345002547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 30136176 + ... + 30140334.

It is an arithmetic number, because the mean of its divisors is an integer number (2604384640).

Almost surely, 2^125345002545 is an apocalyptic number.

125345002545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125345002545 is a deficient number, since it is larger than the sum of its proper divisors (124675922895).

125345002545 is a wasteful number, since it uses less digits than its factorization.

125345002545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4815 (or 4812 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 125345002545 in words is "one hundred twenty-five billion, three hundred forty-five million, two thousand, five hundred forty-five".