42150015021045 has 64 divisors (see below), whose sum is σ = 71028805754880. Its totient is φ = 21324167155200.

The previous prime is 42150015021029. The next prime is 42150015021061. The reversal of 42150015021045 is 54012051005124.

It is an interprime number because it is at equal distance from previous prime (42150015021029) and next prime (42150015021061).

It is not a de Polignac number, because 42150015021045 - 2⁴ = 42150015021029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4182976 + ... + 10089465.

It is an arithmetic number, because the mean of its divisors is an integer number (1109825089920).

Almost surely, 2^{42150015021045} is an apocalyptic number.

It is an amenable number.

42150015021045 is a deficient number, since it is larger than the sum of its proper divisors (28878790733835).

42150015021045 is a wasteful number, since it uses less digits than its factorization.

42150015021045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14272626.

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 42150015021045 its reverse (54012051005124), we get a palindrome (96162066026169).

The spelling of 42150015021045 in words is "forty-two trillion, one hundred fifty billion, fifteen million, twenty-one thousand, forty-five".