151402450551 has 128 divisors (see below), whose sum is σ = 255679856640. Its totient is φ = 78469171200.

The previous prime is 151402450541. The next prime is 151402450559. The reversal of 151402450551 is 155054204151.

It is a happy number.

It is not a de Polignac number, because 151402450551 - 2¹⁷ = 151402319479 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151402450559) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 27998490 + ... + 28003896.

It is an arithmetic number, because the mean of its divisors is an integer number (1997498880).

Almost surely, 2^151402450551 is an apocalyptic number.

151402450551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

151402450551 is a deficient number, since it is larger than the sum of its proper divisors (104277406089).

151402450551 is a wasteful number, since it uses less digits than its factorization.

151402450551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5565.

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 151402450551 in words is "one hundred fifty-one billion, four hundred two million, four hundred fifty thousand, five hundred fifty-one".