154007400814 has 4 divisors (see below), whose sum is σ = 231011101224. Its totient is φ = 77003700406.

The previous prime is 154007400809. The next prime is 154007400817. The reversal of 154007400814 is 418004700451.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 154007400814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154007400817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38501850202 + ... + 38501850205.

It is an arithmetic number, because the mean of its divisors is an integer number (57752775306).

Almost surely, 2^154007400814 is an apocalyptic number.

154007400814 is a deficient number, since it is larger than the sum of its proper divisors (77003700410).

154007400814 is an equidigital number, since it uses as much as digits as its factorization.

154007400814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77003700409.

The product of its (nonzero) digits is 17920, while the sum is 34.

The spelling of 154007400814 in words is "one hundred fifty-four billion, seven million, four hundred thousand, eight hundred fourteen".