125500006455 has 32 divisors (see below), whose sum is σ = 210675468288. Its totient is φ = 63712310400.

The previous prime is 125500006439. The next prime is 125500006459. The reversal of 125500006455 is 554600005521.

It is not a de Polignac number, because 125500006455 - 2⁴ = 125500006439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125500006459) 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, 2183869 + ... + 2240598.

It is an arithmetic number, because the mean of its divisors is an integer number (6583608384).

Almost surely, 2^125500006455 is an apocalyptic number.

125500006455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125500006455 is a deficient number, since it is larger than the sum of its proper divisors (85175461833).

125500006455 is a wasteful number, since it uses less digits than its factorization.

125500006455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4424567.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 125500006455 in words is "one hundred twenty-five billion, five hundred million, six thousand, four hundred fifty-five".