151455535450 has 48 divisors (see below), whose sum is σ = 296377764984. Its totient is φ = 57507148800.

The previous prime is 151455535403. The next prime is 151455535471. The reversal of 151455535450 is 54535554151.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 26711652969 + 124743882481 = 163437^2 + 353191^2 .

It is a junction number, because it is equal to n+sod(n) for n = 151455535397 and 151455535406.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 922539 + ... + 1074238.

Almost surely, 2^151455535450 is an apocalyptic number.

151455535450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151455535450 is a deficient number, since it is larger than the sum of its proper divisors (144922229534).

151455535450 is a wasteful number, since it uses less digits than its factorization.

151455535450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996867 (or 1996862 counting only the distinct ones).

The product of its (nonzero) digits is 750000, while the sum is 43.

The spelling of 151455535450 in words is "one hundred fifty-one billion, four hundred fifty-five million, five hundred thirty-five thousand, four hundred fifty".