204415453146502 has 24 divisors (see below), whose sum is σ = 346459738971024. Its totient is φ = 90243611419104.

The previous prime is 204415453146497. The next prime is 204415453146523. The reversal of 204415453146502 is 205641354514402.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13147371513 + ... + 13147387060.

It is an arithmetic number, because the mean of its divisors is an integer number (14435822457126).

Almost surely, 2^{204415453146502} is an apocalyptic number.

204415453146502 is a deficient number, since it is larger than the sum of its proper divisors (142044285824522).

204415453146502 is a wasteful number, since it uses less digits than its factorization.

204415453146502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26294758624 (or 26294758611 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 46.

The spelling of 204415453146502 in words is "two hundred four trillion, four hundred fifteen billion, four hundred fifty-three million, one hundred forty-six thousand, five hundred two".