62121165420545 has 128 divisors (see below), whose sum is σ = 95153820622848. Its totient is φ = 37809637632000.

The previous prime is 62121165420539. The next prime is 62121165420619. The reversal of 62121165420545 is 54502456112126.

It is not a de Polignac number, because 62121165420545 - 2⁴ = 62121165420529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 62121165420496 and 62121165420505.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13554692324 + ... + 13554696906.

It is an arithmetic number, because the mean of its divisors is an integer number (743389223616).

Almost surely, 2^{62121165420545} is an apocalyptic number.

It is an amenable number.

62121165420545 is a deficient number, since it is larger than the sum of its proper divisors (33032655202303).

62121165420545 is a wasteful number, since it uses less digits than its factorization.

62121165420545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7743.

The product of its (nonzero) digits is 576000, while the sum is 44.

The spelling of 62121165420545 in words is "sixty-two trillion, one hundred twenty-one billion, one hundred sixty-five million, four hundred twenty thousand, five hundred forty-five".