23345034020355 has 32 divisors (see below), whose sum is σ = 40618132340544. Its totient is φ = 11401580998656.

The previous prime is 23345034020339. The next prime is 23345034020383. The reversal of 23345034020355 is 55302043054332.

It is not a de Polignac number, because 23345034020355 - 2⁴ = 23345034020339 is a prime.

It is a super-2 number, since 2×23345034020355² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1237141282 + ... + 1237160151.

It is an arithmetic number, because the mean of its divisors is an integer number (1269316635642).

Almost surely, 2^{23345034020355} is an apocalyptic number.

23345034020355 is a deficient number, since it is larger than the sum of its proper divisors (17273098320189).

23345034020355 is a wasteful number, since it uses less digits than its factorization.

23345034020355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2474301495.

The product of its (nonzero) digits is 648000, while the sum is 39.

Adding to 23345034020355 its reverse (55302043054332), we get a palindrome (78647077074687).

The spelling of 23345034020355 in words is "twenty-three trillion, three hundred forty-five billion, thirty-four million, twenty thousand, three hundred fifty-five".