345574137800746 has 4 divisors (see below), whose sum is σ = 518361206701122. Its totient is φ = 172787068900372.

The previous prime is 345574137800743. The next prime is 345574137800791. The reversal of 345574137800746 is 647008731475543.

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., 343549746659025 + 2024391141721 = 18535095^2 + 1422811^2 .

It is not an unprimeable number, because it can be changed into a prime (345574137800743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86393534450185 + ... + 86393534450188.

Almost surely, 2^{345574137800746} is an apocalyptic number.

345574137800746 is a deficient number, since it is larger than the sum of its proper divisors (172787068900376).

345574137800746 is a wasteful number, since it uses less digits than its factorization.

345574137800746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172787068900375.

The product of its (nonzero) digits is 237081600, while the sum is 64.

The spelling of 345574137800746 in words is "three hundred forty-five trillion, five hundred seventy-four billion, one hundred thirty-seven million, eight hundred thousand, seven hundred forty-six".