4252743215544 has 16 divisors (see below), whose sum is σ = 10631858038920. Its totient is φ = 1417581071840.

The previous prime is 4252743215531. The next prime is 4252743215573. The reversal of 4252743215544 is 4455123472524.

It is a junction number, because it is equal to n+sod(n) for n = 4252743215493 and 4252743215502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88598816967 + ... + 88598817014.

Almost surely, 2^{4252743215544} is an apocalyptic number.

It is an amenable number.

4252743215544 is an abundant number, since it is smaller than the sum of its proper divisors (6379114823376).

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

4252743215544 is a wasteful number, since it uses less digits than its factorization.

4252743215544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177197633990 (or 177197633986 counting only the distinct ones).

The product of its digits is 5376000, while the sum is 48.

The spelling of 4252743215544 in words is "four trillion, two hundred fifty-two billion, seven hundred forty-three million, two hundred fifteen thousand, five hundred forty-four".