2151343053544 has 32 divisors (see below), whose sum is σ = 4057012945440. Its totient is φ = 1069475745600.

The previous prime is 2151343053533. The next prime is 2151343053551. The reversal of 2151343053544 is 4453503431512.

It is a junction number, because it is equal to n+sod(n) for n = 2151343053497 and 2151343053506.

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, 6028339 + ... + 6375229.

It is an arithmetic number, because the mean of its divisors is an integer number (126781654545).

Almost surely, 2^{2151343053544} is an apocalyptic number.

It is an amenable number.

2151343053544 is a deficient number, since it is larger than the sum of its proper divisors (1905669891896).

2151343053544 is a wasteful number, since it uses less digits than its factorization.

2151343053544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351361 (or 351357 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 2151343053544 in words is "two trillion, one hundred fifty-one billion, three hundred forty-three million, fifty-three thousand, five hundred forty-four".