1305022155140 has 48 divisors (see below), whose sum is σ = 2995678728000. Its totient is φ = 473602462080.

The previous prime is 1305022155139. The next prime is 1305022155163. The reversal of 1305022155140 is 415512205031.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5834027 + ... + 6053586.

It is an arithmetic number, because the mean of its divisors is an integer number (62409973500).

Almost surely, 2^{1305022155140} is an apocalyptic number.

1305022155140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1305022155140 is an abundant number, since it is smaller than the sum of its proper divisors (1690656572860).

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

1305022155140 is a wasteful number, since it uses less digits than its factorization.

1305022155140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11888132 (or 11888130 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 1305022155140 in words is "one trillion, three hundred five billion, twenty-two million, one hundred fifty-five thousand, one hundred forty".