149285308077 has 12 divisors (see below), whose sum is σ = 215799841504. Its totient is φ = 99447150600.

The previous prime is 149285308061. The next prime is 149285308079. The reversal of 149285308077 is 770803582941.

It is a happy number.

149285308077 is a `hidden beast` number, since 1 + 4 + 9 + 28 + 530 + 80 + 7 + 7 = 666.

It is not a de Polignac number, because 149285308077 - 2⁴ = 149285308061 is a prime.

It is a super-2 number, since 2×149285308077² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149285308079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6353299 + ... + 6376752.

Almost surely, 2^149285308077 is an apocalyptic number.

It is an amenable number.

149285308077 is a deficient number, since it is larger than the sum of its proper divisors (66514533427).

149285308077 is a wasteful number, since it uses less digits than its factorization.

149285308077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12731360 (or 12731357 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The spelling of 149285308077 in words is "one hundred forty-nine billion, two hundred eighty-five million, three hundred eight thousand, seventy-seven".