248239771002 has 12 divisors (see below), whose sum is σ = 537852837210. Its totient is φ = 82746590328.

The previous prime is 248239770991. The next prime is 248239771027. The reversal of 248239771002 is 200177932842.

248239771002 is a `hidden beast` number, since 248 + 2 + 397 + 7 + 10 + 0 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 239570112681 + 8669658321 = 489459^2 + 93111^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6895549177 + ... + 6895549212.

Almost surely, 2^248239771002 is an apocalyptic number.

248239771002 is an abundant number, since it is smaller than the sum of its proper divisors (289613066208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

248239771002 is a wasteful number, since it uses less digits than its factorization.

248239771002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13791098397 (or 13791098394 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 248239771002 in words is "two hundred forty-eight billion, two hundred thirty-nine million, seven hundred seventy-one thousand, two".