5451264536 has 8 divisors (see below), whose sum is σ = 10221121020. Its totient is φ = 2725632264.

The previous prime is 5451264449. The next prime is 5451264551. The reversal of 5451264536 is 6354621545.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 5451264493 and 5451264502.

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, 340704026 + ... + 340704041.

Almost surely, 2^5451264536 is an apocalyptic number.

It is an amenable number.

5451264536 is a deficient number, since it is larger than the sum of its proper divisors (4769856484).

5451264536 is a wasteful number, since it uses less digits than its factorization.

5451264536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681408073 (or 681408069 counting only the distinct ones).

The product of its digits is 432000, while the sum is 41.

The square root of 5451264536 is about 73832.6793229123. The cubic root of 5451264536 is about 1759.9449595391.

The spelling of 5451264536 in words is "five billion, four hundred fifty-one million, two hundred sixty-four thousand, five hundred thirty-six".