1292528808012 has 24 divisors (see below), whose sum is σ = 3247892902576. Its totient is φ = 397701171648.

The previous prime is 1292528807989. The next prime is 1292528808143. The reversal of 1292528808012 is 2108088252921.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4142720383 + ... + 4142720694.

Almost surely, 2^{1292528808012} is an apocalyptic number.

1292528808012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1292528808012 is an abundant number, since it is smaller than the sum of its proper divisors (1955364094564).

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

1292528808012 is a wasteful number, since it uses less digits than its factorization.

1292528808012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8285441097 (or 8285441095 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 48.

The spelling of 1292528808012 in words is "one trillion, two hundred ninety-two billion, five hundred twenty-eight million, eight hundred eight thousand, twelve".