674122272721240 has 32 divisors (see below), whose sum is σ = 1733457272712480. Its totient is φ = 231127636361472.

The previous prime is 674122272721229. The next prime is 674122272721243. The reversal of 674122272721240 is 42127272221476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674122272721243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1203789772437 + ... + 1203789772996.

It is an arithmetic number, because the mean of its divisors is an integer number (54170539772265).

Almost surely, 2^{674122272721240} is an apocalyptic number.

It is an amenable number.

674122272721240 is an abundant number, since it is smaller than the sum of its proper divisors (1059334999991240).

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

674122272721240 is a wasteful number, since it uses less digits than its factorization.

674122272721240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407579545451 (or 2407579545447 counting only the distinct ones).

The product of its (nonzero) digits is 2107392, while the sum is 49.

The spelling of 674122272721240 in words is "six hundred seventy-four trillion, one hundred twenty-two billion, two hundred seventy-two million, seven hundred twenty-one thousand, two hundred forty".