3858867157407 has 4 divisors (see below), whose sum is σ = 5145156209880. Its totient is φ = 2572578104936.

The previous prime is 3858867157391. The next prime is 3858867157429. The reversal of 3858867157407 is 7047517688583.

3858867157407 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3858867157407 - 2⁴ = 3858867157391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3858867157007) 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, 643144526232 + ... + 643144526237.

It is an arithmetic number, because the mean of its divisors is an integer number (1286289052470).

Almost surely, 2^{3858867157407} is an apocalyptic number.

3858867157407 is a deficient number, since it is larger than the sum of its proper divisors (1286289052473).

3858867157407 is a wasteful number, since it uses less digits than its factorization.

3858867157407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286289052472.

The product of its (nonzero) digits is 316108800, while the sum is 69.

The spelling of 3858867157407 in words is "three trillion, eight hundred fifty-eight billion, eight hundred sixty-seven million, one hundred fifty-seven thousand, four hundred seven".