11278480292 has 6 divisors (see below), whose sum is σ = 19737340518. Its totient is φ = 5639240144.

The previous prime is 11278480271. The next prime is 11278480303. The reversal of 11278480292 is 29208487211.

It can be written as a sum of positive squares in only one way, i.e., 11275466596 + 3013696 = 106186^2 + 1736^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1409810033 + ... + 1409810040.

It is an arithmetic number, because the mean of its divisors is an integer number (3289556753).

Almost surely, 2^11278480292 is an apocalyptic number.

It is an amenable number.

11278480292 is a deficient number, since it is larger than the sum of its proper divisors (8458860226).

11278480292 is a wasteful number, since it uses less digits than its factorization.

11278480292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2819620077 (or 2819620075 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 44.

The spelling of 11278480292 in words is "eleven billion, two hundred seventy-eight million, four hundred eighty thousand, two hundred ninety-two".