151335778 has 16 divisors (see below), whose sum is σ = 250426080. Its totient is φ = 68015200.

The previous prime is 151335763. The next prime is 151335787. The reversal of 151335778 is 877533151.

It is a self number, because there is not a number n which added to its sum of digits gives 151335778.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36688 + ... + 40603.

It is an arithmetic number, because the mean of its divisors is an integer number (15651630).

Almost surely, 2^151335778 is an apocalyptic number.

151335778 is a deficient number, since it is larger than the sum of its proper divisors (99090302).

151335778 is a wasteful number, since it uses less digits than its factorization.

151335778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77393.

The product of its digits is 88200, while the sum is 40.

The square root of 151335778 is about 12301.8607535608. The cubic root of 151335778 is about 532.9018213636.

The spelling of 151335778 in words is "one hundred fifty-one million, three hundred thirty-five thousand, seven hundred seventy-eight".