245034555646 has 16 divisors (see below), whose sum is σ = 382033696464. Its totient is φ = 117769780224.

The previous prime is 245034555629. The next prime is 245034555653. The reversal of 245034555646 is 646555430542.

It is a super-3 number, since 3×245034555646³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 245034555646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19941315 + ... + 19953598.

It is an arithmetic number, because the mean of its divisors is an integer number (23877106029).

Almost surely, 2^245034555646 is an apocalyptic number.

245034555646 is a deficient number, since it is larger than the sum of its proper divisors (136999140818).

245034555646 is a wasteful number, since it uses less digits than its factorization.

245034555646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39895035.

The product of its (nonzero) digits is 8640000, while the sum is 49.

The spelling of 245034555646 in words is "two hundred forty-five billion, thirty-four million, five hundred fifty-five thousand, six hundred forty-six".