3862434145261 has 4 divisors (see below), whose sum is σ = 3911325716800. Its totient is φ = 3813542573724.

The previous prime is 3862434145243. The next prime is 3862434145279. The reversal of 3862434145261 is 1625414342683.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (3862434145243) and next prime (3862434145279).

It is a cyclic number.

It is not a de Polignac number, because 3862434145261 - 2³⁹ = 3312678331373 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 (3862434145291) 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, 24445785651 + ... + 24445785808.

It is an arithmetic number, because the mean of its divisors is an integer number (977831429200).

Almost surely, 2^{3862434145261} is an apocalyptic number.

It is an amenable number.

3862434145261 is a deficient number, since it is larger than the sum of its proper divisors (48891571539).

3862434145261 is an equidigital number, since it uses as much as digits as its factorization.

3862434145261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48891571538.

The product of its digits is 3317760, while the sum is 49.

The spelling of 3862434145261 in words is "three trillion, eight hundred sixty-two billion, four hundred thirty-four million, one hundred forty-five thousand, two hundred sixty-one".