127925709537 has 16 divisors (see below), whose sum is σ = 174743267328. Its totient is φ = 83196347520.

The previous prime is 127925709517. The next prime is 127925709589. The reversal of 127925709537 is 735907529721.

It is not a de Polignac number, because 127925709537 - 2⁷ = 127925709409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (127925709517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1582063 + ... + 1660955.

It is an arithmetic number, because the mean of its divisors is an integer number (10921454208).

Almost surely, 2^127925709537 is an apocalyptic number.

It is an amenable number.

127925709537 is a deficient number, since it is larger than the sum of its proper divisors (46817557791).

127925709537 is a wasteful number, since it uses less digits than its factorization.

127925709537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92120.

The product of its (nonzero) digits is 8334900, while the sum is 57.

The spelling of 127925709537 in words is "one hundred twenty-seven billion, nine hundred twenty-five million, seven hundred nine thousand, five hundred thirty-seven".