151234415551 has 4 divisors (see below), whose sum is σ = 152731786104. Its totient is φ = 149737045000.

The previous prime is 151234415543. The next prime is 151234415557. The reversal of 151234415551 is 155514432151.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 151234415551 - 2³ = 151234415543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 151234415551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151234415557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 748685125 + ... + 748685326.

It is an arithmetic number, because the mean of its divisors is an integer number (38182946526).

Almost surely, 2^151234415551 is an apocalyptic number.

151234415551 is a deficient number, since it is larger than the sum of its proper divisors (1497370553).

151234415551 is a wasteful number, since it uses less digits than its factorization.

151234415551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497370552.

The product of its digits is 60000, while the sum is 37.

The spelling of 151234415551 in words is "one hundred fifty-one billion, two hundred thirty-four million, four hundred fifteen thousand, five hundred fifty-one".