712115505 has 48 divisors (see below), whose sum is σ = 1274330304. Its totient is φ = 367597440.

The previous prime is 712115501. The next prime is 712115507. The reversal of 712115505 is 505511217.

It is not a de Polignac number, because 712115505 - 2² = 712115501 is a prime.

It is a super-2 number, since 2×712115505² = 1014216984922810050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (712115501) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 350302 + ... + 352328.

It is an arithmetic number, because the mean of its divisors is an integer number (26548548).

Almost surely, 2^712115505 is an apocalyptic number.

It is an amenable number.

712115505 is a deficient number, since it is larger than the sum of its proper divisors (562214799).

712115505 is a wasteful number, since it uses less digits than its factorization.

712115505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286 (or 2283 counting only the distinct ones).

The product of its (nonzero) digits is 1750, while the sum is 27.

The square root of 712115505 is about 26685.4924069240. The cubic root of 712115505 is about 892.9973030587.

The spelling of 712115505 in words is "seven hundred twelve million, one hundred fifteen thousand, five hundred five".