7455457638146 has 16 divisors (see below), whose sum is σ = 12780883662144. Its totient is φ = 3195171345744.

The previous prime is 7455457638131. The next prime is 7455457638253. The reversal of 7455457638146 is 6418367545547.

It is a happy number.

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, 133820 + ... + 3863783.

It is an arithmetic number, because the mean of its divisors is an integer number (798805228884).

Almost surely, 2^{7455457638146} is an apocalyptic number.

7455457638146 is a deficient number, since it is larger than the sum of its proper divisors (5325426023998).

7455457638146 is a wasteful number, since it uses less digits than its factorization.

7455457638146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4130825.

The product of its digits is 338688000, while the sum is 65.

The spelling of 7455457638146 in words is "seven trillion, four hundred fifty-five billion, four hundred fifty-seven million, six hundred thirty-eight thousand, one hundred forty-six".