77133136 has 40 divisors (see below), whose sum is σ = 153990144. Its totient is φ = 37405440.

The previous prime is 77133113. The next prime is 77133149. The reversal of 77133136 is 63133177.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 77133098 and 77133107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201201 + ... + 201583.

Almost surely, 2^77133136 is an apocalyptic number.

It is an amenable number.

77133136 is a deficient number, since it is larger than the sum of its proper divisors (76857008).

77133136 is a wasteful number, since it uses less digits than its factorization.

77133136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739 (or 733 counting only the distinct ones).

The product of its digits is 7938, while the sum is 31.

The square root of 77133136 is about 8782.5472387002. The cubic root of 77133136 is about 425.6771415468.

The spelling of 77133136 in words is "seventy-seven million, one hundred thirty-three thousand, one hundred thirty-six".