149401164439 has 8 divisors (see below), whose sum is σ = 162687294000. Its totient is φ = 136657325952.

The previous prime is 149401164427. The next prime is 149401164449. The reversal of 149401164439 is 934461104941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 149401164439 - 2²¹ = 149399067287 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 (149401164449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135572194 + ... + 135573295.

It is an arithmetic number, because the mean of its divisors is an integer number (20335911750).

Almost surely, 2^149401164439 is an apocalyptic number.

149401164439 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

149401164439 is a deficient number, since it is larger than the sum of its proper divisors (13286129561).

149401164439 is a wasteful number, since it uses less digits than its factorization.

149401164439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271145537.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 149401164439 in words is "one hundred forty-nine billion, four hundred one million, one hundred sixty-four thousand, four hundred thirty-nine".