3918467146398 has 32 divisors (see below), whose sum is σ = 8985295388160. Its totient is φ = 1115962160160.

The previous prime is 3918467146397. The next prime is 3918467146459. The reversal of 3918467146398 is 8936417648193.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3918467146393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149981853 + ... + 150007976.

It is an arithmetic number, because the mean of its divisors is an integer number (280790480880).

Almost surely, 2^{3918467146398} is an apocalyptic number.

3918467146398 is an abundant number, since it is smaller than the sum of its proper divisors (5066828241762).

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

3918467146398 is a wasteful number, since it uses less digits than its factorization.

3918467146398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299990152.

The product of its digits is 188116992, while the sum is 69.

The spelling of 3918467146398 in words is "three trillion, nine hundred eighteen billion, four hundred sixty-seven million, one hundred forty-six thousand, three hundred ninety-eight".