5401622102656 has 64 divisors (see below), whose sum is σ = 11589832283400. Its totient is φ = 2492837867520.

The previous prime is 5401622102647. The next prime is 5401622102699. The reversal of 5401622102656 is 6562012261045.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3668818453056 + 1732803649600 = 1915416^2 + 1316360^2 .

It is a tau number, because it is divible by the number of its divisors (64).

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, 19680286 + ... + 19952866.

Almost surely, 2^{5401622102656} is an apocalyptic number.

It is an amenable number.

5401622102656 is an abundant number, since it is smaller than the sum of its proper divisors (6188210180744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5401622102656 is a wasteful number, since it uses less digits than its factorization.

5401622102656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284517 (or 284505 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 5401622102656 in words is "five trillion, four hundred one billion, six hundred twenty-two million, one hundred two thousand, six hundred fifty-six".