612003216540455 has 8 divisors (see below), whose sum is σ = 738461339738304. Its totient is φ = 486897586639200.

The previous prime is 612003216540431. The next prime is 612003216540461. The reversal of 612003216540455 is 554045612300216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 612003216540455 - 2²⁶ = 612003149431591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338123323151 + ... + 338123324960.

It is an arithmetic number, because the mean of its divisors is an integer number (92307667467288).

Almost surely, 2^{612003216540455} is an apocalyptic number.

612003216540455 is a deficient number, since it is larger than the sum of its proper divisors (126458123197849).

612003216540455 is a wasteful number, since it uses less digits than its factorization.

612003216540455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676246648297.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 612003216540455 in words is "six hundred twelve trillion, three billion, two hundred sixteen million, five hundred forty thousand, four hundred fifty-five".