23403555252402 has 48 divisors (see below), whose sum is σ = 50777283094560. Its totient is φ = 7187929047936.

The previous prime is 23403555252391. The next prime is 23403555252479. The reversal of 23403555252402 is 20425255530432.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20542627 + ... + 21651942.

It is an arithmetic number, because the mean of its divisors is an integer number (1057860064470).

Almost surely, 2^{23403555252402} is an apocalyptic number.

23403555252402 is an abundant number, since it is smaller than the sum of its proper divisors (27373727842158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23403555252402 is a wasteful number, since it uses less digits than its factorization.

23403555252402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42195147 (or 42195134 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 42.

The spelling of 23403555252402 in words is "twenty-three trillion, four hundred three billion, five hundred fifty-five million, two hundred fifty-two thousand, four hundred two".