670753340341654 has 4 divisors (see below), whose sum is σ = 1006130010512484. Its totient is φ = 335376670170826.

The previous prime is 670753340341649. The next prime is 670753340341757. The reversal of 670753340341654 is 456143043357076.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167688335085412 + ... + 167688335085415.

It is an arithmetic number, because the mean of its divisors is an integer number (251532502628121).

Almost surely, 2^{670753340341654} is an apocalyptic number.

670753340341654 is a deficient number, since it is larger than the sum of its proper divisors (335376670170830).

670753340341654 is a wasteful number, since it uses less digits than its factorization.

670753340341654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335376670170829.

The product of its (nonzero) digits is 76204800, while the sum is 58.

The spelling of 670753340341654 in words is "six hundred seventy trillion, seven hundred fifty-three billion, three hundred forty million, three hundred forty-one thousand, six hundred fifty-four".