151430446445 has 4 divisors (see below), whose sum is σ = 181716535740. Its totient is φ = 121144357152.

The previous prime is 151430446331. The next prime is 151430446477. The reversal of 151430446445 is 544644034151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 544644034151 = 7 ⋅77806290593.

It can be written as a sum of positive squares in 2 ways, for example, as 15843005161 + 135587441284 = 125869^2 + 368222^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151430446445 is a prime.

It is a super-2 number, since 2×151430446445² (a number of 23 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 3 ways as a sum of consecutive naturals, for example, 15143044640 + ... + 15143044649.

It is an arithmetic number, because the mean of its divisors is an integer number (45429133935).

Almost surely, 2^151430446445 is an apocalyptic number.

It is an amenable number.

151430446445 is a deficient number, since it is larger than the sum of its proper divisors (30286089295).

151430446445 is an equidigital number, since it uses as much as digits as its factorization.

151430446445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30286089294.

The product of its (nonzero) digits is 460800, while the sum is 41.

The spelling of 151430446445 in words is "one hundred fifty-one billion, four hundred thirty million, four hundred forty-six thousand, four hundred forty-five".