149708787628 has 6 divisors (see below), whose sum is σ = 261990378356. Its totient is φ = 74854393812.

The previous prime is 149708787593. The next prime is 149708787637. The reversal of 149708787628 is 826787807941.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18713598450 + ... + 18713598457.

Almost surely, 2^149708787628 is an apocalyptic number.

It is an amenable number.

149708787628 is a deficient number, since it is larger than the sum of its proper divisors (112281590728).

149708787628 is a wasteful number, since it uses less digits than its factorization.

149708787628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37427196911 (or 37427196909 counting only the distinct ones).

The product of its (nonzero) digits is 75866112, while the sum is 67.

The spelling of 149708787628 in words is "one hundred forty-nine billion, seven hundred eight million, seven hundred eighty-seven thousand, six hundred twenty-eight".