653263955 has 16 divisors (see below), whose sum is σ = 817296480. Its totient is φ = 500817408.

The previous prime is 653263937. The next prime is 653263957. The reversal of 653263955 is 559362356.

It is a cyclic number.

It is not a de Polignac number, because 653263955 - 2¹⁴ = 653247571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (653263957) 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, 17270 + ... + 40059.

It is an arithmetic number, because the mean of its divisors is an integer number (51081030).

Almost surely, 2^653263955 is an apocalyptic number.

653263955 is a deficient number, since it is larger than the sum of its proper divisors (164032525).

653263955 is a wasteful number, since it uses less digits than its factorization.

653263955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57430.

The product of its digits is 729000, while the sum is 44.

The square root of 653263955 is about 25559.0288352277. The cubic root of 653263955 is about 867.6866161654.

The spelling of 653263955 in words is "six hundred fifty-three million, two hundred sixty-three thousand, nine hundred fifty-five".