7439890732274 has 32 divisors (see below), whose sum is σ = 14983835884416. Its totient is φ = 2675684977920.

The previous prime is 7439890732217. The next prime is 7439890732283. The reversal of 7439890732274 is 4722370989347.

It is a super-2 number, since 2×7439890732274² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7439890732274.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1858112567 + ... + 1858116570.

It is an arithmetic number, because the mean of its divisors is an integer number (468244871388).

Almost surely, 2^{7439890732274} is an apocalyptic number.

7439890732274 is an abundant number, since it is smaller than the sum of its proper divisors (7543945152142).

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

7439890732274 is a wasteful number, since it uses less digits than its factorization.

7439890732274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3716229170.

The product of its (nonzero) digits is 128024064, while the sum is 65.

The spelling of 7439890732274 in words is "seven trillion, four hundred thirty-nine billion, eight hundred ninety million, seven hundred thirty-two thousand, two hundred seventy-four".