151057556442547 has 2 divisors, whose sum is σ = 151057556442548. Its totient is φ = 151057556442546.

The previous prime is 151057556442523. The next prime is 151057556442577. The reversal of 151057556442547 is 745244655750151.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151057556442547 is a prime.

It is a super-2 number, since 2×151057556442547² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (151057556442577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75528778221273 + 75528778221274.

It is an arithmetic number, because the mean of its divisors is an integer number (75528778221274).

Almost surely, 2^{151057556442547} is an apocalyptic number.

151057556442547 is a deficient number, since it is larger than the sum of its proper divisors (1).

151057556442547 is an equidigital number, since it uses as much as digits as its factorization.

151057556442547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 117600000, while the sum is 61.

The spelling of 151057556442547 in words is "one hundred fifty-one trillion, fifty-seven billion, five hundred fifty-six million, four hundred forty-two thousand, five hundred forty-seven".