902055505 has 32 divisors (see below), whose sum is σ = 1210898304. Its totient is φ = 640797696.

The previous prime is 902055493. The next prime is 902055509. The reversal of 902055505 is 505550209.

It is not a de Polignac number, because 902055505 - 2¹³ = 902047313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (902055509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 184857 + ... + 189673.

It is an arithmetic number, because the mean of its divisors is an integer number (37840572).

Almost surely, 2^902055505 is an apocalyptic number.

It is an amenable number.

902055505 is a deficient number, since it is larger than the sum of its proper divisors (308842799).

902055505 is a wasteful number, since it uses less digits than its factorization.

902055505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4945.

The product of its (nonzero) digits is 11250, while the sum is 31.

The square root of 902055505 is about 30034.2388783202. The cubic root of 902055505 is about 966.2238510217.

The spelling of 902055505 in words is "nine hundred two million, fifty-five thousand, five hundred five".