151912733768 has 16 divisors (see below), whose sum is σ = 284846077500. Its totient is φ = 75953779776.

The previous prime is 151912733767. The next prime is 151912733803. The reversal of 151912733768 is 867337219151.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 151911298564 + 1435204 = 389758^2 + 1198^2 .

It is not an unprimeable number, because it can be changed into a prime (151912733767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61343 + ... + 554606.

Almost surely, 2^151912733768 is an apocalyptic number.

It is an amenable number.

151912733768 is a deficient number, since it is larger than the sum of its proper divisors (132933343732).

151912733768 is a wasteful number, since it uses less digits than its factorization.

151912733768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646784 (or 646780 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 53.

The spelling of 151912733768 in words is "one hundred fifty-one billion, nine hundred twelve million, seven hundred thirty-three thousand, seven hundred sixty-eight".