125561451562 has 16 divisors (see below), whose sum is σ = 192391748352. Its totient is φ = 61431456240.

The previous prime is 125561451541. The next prime is 125561451599. The reversal of 125561451562 is 265154165521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289843 + ... + 578905.

It is an arithmetic number, because the mean of its divisors is an integer number (12024484272).

Almost surely, 2^125561451562 is an apocalyptic number.

125561451562 is a deficient number, since it is larger than the sum of its proper divisors (66830296790).

125561451562 is a wasteful number, since it uses less digits than its factorization.

125561451562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293733.

The product of its digits is 360000, while the sum is 43.

The spelling of 125561451562 in words is "one hundred twenty-five billion, five hundred sixty-one million, four hundred fifty-one thousand, five hundred sixty-two".