2238692993640 has 64 divisors (see below), whose sum is σ = 7462309982400. Its totient is φ = 596984798016.

The previous prime is 2238692993561. The next prime is 2238692993653. The reversal of 2238692993640 is 463992968322.

2238692993640 is a `hidden beast` number, since 2 + 23 + 86 + 92 + 99 + 364 + 0 = 666.

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, 1036430862 + ... + 1036433021.

It is an arithmetic number, because the mean of its divisors is an integer number (116598593475).

Almost surely, 2^{2238692993640} is an apocalyptic number.

2238692993640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2238692993640 is an abundant number, since it is smaller than the sum of its proper divisors (5223616988760).

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

2238692993640 is a wasteful number, since it uses less digits than its factorization.

2238692993640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072863903 (or 2072863893 counting only the distinct ones).

The product of its (nonzero) digits is 60466176, while the sum is 63.

The spelling of 2238692993640 in words is "two trillion, two hundred thirty-eight billion, six hundred ninety-two million, nine hundred ninety-three thousand, six hundred forty".