151401421604 has 12 divisors (see below), whose sum is σ = 274088780700. Its totient is φ = 73090341408.

The previous prime is 151401421601. The next prime is 151401421607. The reversal of 151401421604 is 406124104151.

It is an interprime number because it is at equal distance from previous prime (151401421601) and next prime (151401421607).

It can be written as a sum of positive squares in 2 ways, for example, as 39010200100 + 112391221504 = 197510^2 + 335248^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (151401421601) 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, 652592219 + ... + 652592450.

It is an arithmetic number, because the mean of its divisors is an integer number (22840731725).

Almost surely, 2^151401421604 is an apocalyptic number.

It is an amenable number.

151401421604 is a deficient number, since it is larger than the sum of its proper divisors (122687359096).

151401421604 is a wasteful number, since it uses less digits than its factorization.

151401421604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305184702 (or 1305184700 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

Adding to 151401421604 its reverse (406124104151), we get a palindrome (557525525755).

The spelling of 151401421604 in words is "one hundred fifty-one billion, four hundred one million, four hundred twenty-one thousand, six hundred four".