655156071 has 6 divisors (see below), whose sum is σ = 946336560. Its totient is φ = 436770708.

The previous prime is 655156039. The next prime is 655156079. The reversal of 655156071 is 170651556.

It is not a de Polignac number, because 655156071 - 2⁵ = 655156039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655156079) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36397551 + ... + 36397568.

It is an arithmetic number, because the mean of its divisors is an integer number (157722760).

Almost surely, 2^655156071 is an apocalyptic number.

655156071 is a deficient number, since it is larger than the sum of its proper divisors (291180489).

655156071 is a wasteful number, since it uses less digits than its factorization.

655156071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72795125 (or 72795122 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 36.

The square root of 655156071 is about 25596.0167018230. The cubic root of 655156071 is about 868.5235321840.

The spelling of 655156071 in words is "six hundred fifty-five million, one hundred fifty-six thousand, seventy-one".