345110021630 has 32 divisors (see below), whose sum is σ = 687215259648. Its totient is φ = 123727021600.

The previous prime is 345110021623. The next prime is 345110021647. The reversal of 345110021630 is 36120011543.

It is a self number, because there is not a number n which added to its sum of digits gives 345110021630.

It is a congruent number.

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, 22086302 + ... + 22101921.

It is an arithmetic number, because the mean of its divisors is an integer number (21475476864).

Almost surely, 2^345110021630 is an apocalyptic number.

345110021630 is a deficient number, since it is larger than the sum of its proper divisors (342105238018).

345110021630 is a wasteful number, since it uses less digits than its factorization.

345110021630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44188312.

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 345110021630 in words is "three hundred forty-five billion, one hundred ten million, twenty-one thousand, six hundred thirty".