151553232469 has 2 divisors, whose sum is σ = 151553232470. Its totient is φ = 151553232468.

The previous prime is 151553232463. The next prime is 151553232533. The reversal of 151553232469 is 964232355151.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144270828900 + 7282403569 = 379830^2 + 85337^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151553232469 is a prime.

It is a super-2 number, since 2×151553232469² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151553232463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75776616234 + 75776616235.

It is an arithmetic number, because the mean of its divisors is an integer number (75776616235).

Almost surely, 2^151553232469 is an apocalyptic number.

It is an amenable number.

151553232469 is a deficient number, since it is larger than the sum of its proper divisors (1).

151553232469 is an equidigital number, since it uses as much as digits as its factorization.

151553232469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972000, while the sum is 46.

The spelling of 151553232469 in words is "one hundred fifty-one billion, five hundred fifty-three million, two hundred thirty-two thousand, four hundred sixty-nine".