42415012653493 has 2 divisors, whose sum is σ = 42415012653494. Its totient is φ = 42415012653492.

The previous prime is 42415012653427. The next prime is 42415012653539. The reversal of 42415012653493 is 39435621051424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23566199377009 + 18848813276484 = 4854503^2 + 4341522^2 .

It is a cyclic number.

It is not a de Polignac number, because 42415012653493 - 2¹³ = 42415012645301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42415012653193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21207506326746 + 21207506326747.

It is an arithmetic number, because the mean of its divisors is an integer number (21207506326747).

Almost surely, 2^{42415012653493} is an apocalyptic number.

It is an amenable number.

42415012653493 is a deficient number, since it is larger than the sum of its proper divisors (1).

42415012653493 is an equidigital number, since it uses as much as digits as its factorization.

42415012653493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 42415012653493 in words is "forty-two trillion, four hundred fifteen billion, twelve million, six hundred fifty-three thousand, four hundred ninety-three".