149397765601 has 8 divisors (see below), whose sum is σ = 170838840384. Its totient is φ = 127981325040.

The previous prime is 149397765577. The next prime is 149397765607. The reversal of 149397765601 is 106567793941.

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 149397765601 - 2²³ = 149389376993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149397765607) 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, 6145555 + ... + 6169816.

It is an arithmetic number, because the mean of its divisors is an integer number (21354855048).

Almost surely, 2^149397765601 is an apocalyptic number.

It is an amenable number.

149397765601 is a deficient number, since it is larger than the sum of its proper divisors (21441074783).

149397765601 is a wasteful number, since it uses less digits than its factorization.

149397765601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12317111.

The product of its (nonzero) digits is 8573040, while the sum is 58.

The spelling of 149397765601 in words is "one hundred forty-nine billion, three hundred ninety-seven million, seven hundred sixty-five thousand, six hundred one".