13640301336442 has 32 divisors (see below), whose sum is σ = 23090548409280. Its totient is φ = 5986239813120.

The previous prime is 13640301336419. The next prime is 13640301336451. The reversal of 13640301336442 is 24463310304631.

It is a super-2 number, since 2×13640301336442² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13640301336395 and 13640301336404.

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, 48963498 + ... + 49241290.

It is an arithmetic number, because the mean of its divisors is an integer number (721579637790).

Almost surely, 2^{13640301336442} is an apocalyptic number.

13640301336442 is a deficient number, since it is larger than the sum of its proper divisors (9450247072838).

13640301336442 is a wasteful number, since it uses less digits than its factorization.

13640301336442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354798.

The product of its (nonzero) digits is 373248, while the sum is 40.

The spelling of 13640301336442 in words is "thirteen trillion, six hundred forty billion, three hundred one million, three hundred thirty-six thousand, four hundred forty-two".