340154543451 has 32 divisors (see below), whose sum is σ = 466275513600. Its totient is φ = 220501411200.

The previous prime is 340154543437. The next prime is 340154543453. The reversal of 340154543451 is 154345451043.

It is not a de Polignac number, because 340154543451 - 2⁵ = 340154543419 is a prime.

It is a super-2 number, since 2×340154543451² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340154543453) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5723776 + ... + 5782898.

It is an arithmetic number, because the mean of its divisors is an integer number (14571109800).

Almost surely, 2^340154543451 is an apocalyptic number.

340154543451 is a deficient number, since it is larger than the sum of its proper divisors (126120970149).

340154543451 is a wasteful number, since it uses less digits than its factorization.

340154543451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59547.

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 340154543451 its reverse (154345451043), we get a palindrome (494499994494).

The spelling of 340154543451 in words is "three hundred forty billion, one hundred fifty-four million, five hundred forty-three thousand, four hundred fifty-one".