151322020450 has 12 divisors (see below), whose sum is σ = 281458958130. Its totient is φ = 60528808160.

The previous prime is 151322020403. The next prime is 151322020471. The reversal of 151322020450 is 54020223151.

It can be written as a sum of positive squares in 3 ways, for example, as 56468492161 + 94853528289 = 237631^2 + 307983^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1513220155 + ... + 1513220254.

Almost surely, 2^151322020450 is an apocalyptic number.

151322020450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151322020450 is a deficient number, since it is larger than the sum of its proper divisors (130136937680).

151322020450 is a wasteful number, since it uses less digits than its factorization.

151322020450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3026440421 (or 3026440416 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 151322020450 in words is "one hundred fifty-one billion, three hundred twenty-two million, twenty thousand, four hundred fifty".