48400685451 has 6 divisors (see below), whose sum is σ = 69912101220. Its totient is φ = 32267123628.

The previous prime is 48400685447. The next prime is 48400685477. The reversal of 48400685451 is 15458600484.

It is a happy number.

48400685451 is a `hidden beast` number, since 4 + 8 + 40 + 0 + 68 + 545 + 1 = 666.

It is not a de Polignac number, because 48400685451 - 2² = 48400685447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48400685397 and 48400685406.

It is not an unprimeable number, because it can be changed into a prime (48400685251) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2688926961 + ... + 2688926978.

It is an arithmetic number, because the mean of its divisors is an integer number (11652016870).

Almost surely, 2^48400685451 is an apocalyptic number.

48400685451 is a deficient number, since it is larger than the sum of its proper divisors (21511415769).

48400685451 is a wasteful number, since it uses less digits than its factorization.

48400685451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5377853945 (or 5377853942 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 45.

The spelling of 48400685451 in words is "forty-eight billion, four hundred million, six hundred eighty-five thousand, four hundred fifty-one".