5078011636 has 6 divisors (see below), whose sum is σ = 8886520370. Its totient is φ = 2539005816.

The previous prime is 5078011583. The next prime is 5078011657. The reversal of 5078011636 is 6361108705.

It can be written as a sum of positive squares in only one way, i.e., 4971096036 + 106915600 = 70506^2 + 10340^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5078011595 and 5078011604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634751451 + ... + 634751458.

Almost surely, 2^5078011636 is an apocalyptic number.

It is an amenable number.

5078011636 is a deficient number, since it is larger than the sum of its proper divisors (3808508734).

5078011636 is a wasteful number, since it uses less digits than its factorization.

5078011636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269502913 (or 1269502911 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 5078011636 is about 71260.1686498145. The cubic root of 5078011636 is about 1718.8232933223.

The spelling of 5078011636 in words is "five billion, seventy-eight million, eleven thousand, six hundred thirty-six".