2315244505140 has 144 divisors (see below), whose sum is σ = 8189980780800. Its totient is φ = 529198729920.

The previous prime is 2315244505129. The next prime is 2315244505153. The reversal of 2315244505140 is 415054425132.

2315244505140 is a `hidden beast` number, since 2 + 3 + 1 + 5 + 2 + 4 + 4 + 505 + 140 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2315244505095 and 2315244505104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18688216 + ... + 18811695.

Almost surely, 2^{2315244505140} is an apocalyptic number.

2315244505140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2315244505140 is an abundant number, since it is smaller than the sum of its proper divisors (5874736275660).

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

2315244505140 is a wasteful number, since it uses less digits than its factorization.

2315244505140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37499947 (or 37499928 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 2315244505140 in words is "two trillion, three hundred fifteen billion, two hundred forty-four million, five hundred five thousand, one hundred forty".