3873807653453 has 4 divisors (see below), whose sum is σ = 4007387227740. Its totient is φ = 3740228079168.

The previous prime is 3873807653423. The next prime is 3873807653489. The reversal of 3873807653453 is 3543567083783.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2175678100324 + 1698129553129 = 1475018^2 + 1303123^2 .

It is a cyclic number.

It is not a de Polignac number, because 3873807653453 - 2¹² = 3873807649357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3873807653423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66789787100 + ... + 66789787157.

It is an arithmetic number, because the mean of its divisors is an integer number (1001846806935).

Almost surely, 2^{3873807653453} is an apocalyptic number.

It is an amenable number.

3873807653453 is a deficient number, since it is larger than the sum of its proper divisors (133579574287).

3873807653453 is a wasteful number, since it uses less digits than its factorization.

3873807653453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133579574286.

The product of its (nonzero) digits is 152409600, while the sum is 62.

The spelling of 3873807653453 in words is "three trillion, eight hundred seventy-three billion, eight hundred seven million, six hundred fifty-three thousand, four hundred fifty-three".