149220414591 has 8 divisors (see below), whose sum is σ = 205378635264. Its totient is φ = 96271235160.

The previous prime is 149220414583. The next prime is 149220414601. The reversal of 149220414591 is 195414022941.

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

It is not a de Polignac number, because 149220414591 - 2³ = 149220414583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149220414521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 802260201 + ... + 802260386.

It is an arithmetic number, because the mean of its divisors is an integer number (25672329408).

Almost surely, 2^149220414591 is an apocalyptic number.

149220414591 is a deficient number, since it is larger than the sum of its proper divisors (56158220673).

149220414591 is a wasteful number, since it uses less digits than its factorization.

149220414591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1604520621.

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 149220414591 in words is "one hundred forty-nine billion, two hundred twenty million, four hundred fourteen thousand, five hundred ninety-one".