149121776610 has 48 divisors (see below), whose sum is σ = 387823438080. Its totient is φ = 39754851360.

The previous prime is 149121776597. The next prime is 149121776611. The reversal of 149121776610 is 16677121941.

149121776610 is a `hidden beast` number, since 1 + 4 + 9 + 1 + 21 + 7 + 7 + 6 + 610 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (149121776611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102895 + ... + 555725.

It is an arithmetic number, because the mean of its divisors is an integer number (8079654960).

Almost surely, 2^149121776610 is an apocalyptic number.

149121776610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149121776610 is an abundant number, since it is smaller than the sum of its proper divisors (238701661470).

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

149121776610 is a wasteful number, since it uses less digits than its factorization.

149121776610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456503 (or 456500 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 45.

The spelling of 149121776610 in words is "one hundred forty-nine billion, one hundred twenty-one million, seven hundred seventy-six thousand, six hundred ten".