385747458274 has 4 divisors (see below), whose sum is σ = 578621187414. Its totient is φ = 192873729136.

The previous prime is 385747458251. The next prime is 385747458281. The reversal of 385747458274 is 472854747583.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 373168265625 + 12579192649 = 610875^2 + 112157^2 .

It is a super-2 number, since 2×385747458274² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96436864567 + ... + 96436864570.

Almost surely, 2^385747458274 is an apocalyptic number.

385747458274 is a deficient number, since it is larger than the sum of its proper divisors (192873729140).

385747458274 is a wasteful number, since it uses less digits than its factorization.

385747458274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192873729139.

The product of its digits is 210739200, while the sum is 64.

The spelling of 385747458274 in words is "three hundred eighty-five billion, seven hundred forty-seven million, four hundred fifty-eight thousand, two hundred seventy-four".