420151051342055 has 16 divisors (see below), whose sum is σ = 550024491338784. Its totient is φ = 305559640097280.

The previous prime is 420151051341907. The next prime is 420151051342067. The reversal of 420151051342055 is 550243150151024.

It is not a de Polignac number, because 420151051342055 - 2²⁸ = 420150782906599 is a prime.

It is a super-2 number, since 2×420151051342055² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55946942 + ... + 63010811.

It is an arithmetic number, because the mean of its divisors is an integer number (34376530708674).

Almost surely, 2^{420151051342055} is an apocalyptic number.

420151051342055 is a deficient number, since it is larger than the sum of its proper divisors (129873439996729).

420151051342055 is a wasteful number, since it uses less digits than its factorization.

420151051342055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119021986.

The product of its (nonzero) digits is 120000, while the sum is 38.

The spelling of 420151051342055 in words is "four hundred twenty trillion, one hundred fifty-one billion, fifty-one million, three hundred forty-two thousand, fifty-five".