34401012555 has 32 divisors (see below), whose sum is σ = 67743535104. Its totient is φ = 14516470656.

The previous prime is 34401012553. The next prime is 34401012593. The reversal of 34401012555 is 55521010443.

It is not a de Polignac number, because 34401012555 - 2¹ = 34401012553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34401012551) 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, 12599739 + ... + 12602468.

It is an arithmetic number, because the mean of its divisors is an integer number (2116985472).

Almost surely, 2^34401012555 is an apocalyptic number.

34401012555 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

34401012555 is a deficient number, since it is larger than the sum of its proper divisors (33342522549).

34401012555 is a wasteful number, since it uses less digits than its factorization.

34401012555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25202235.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 34401012555 its reverse (55521010443), we get a palindrome (89922022998).

The spelling of 34401012555 in words is "thirty-four billion, four hundred one million, twelve thousand, five hundred fifty-five".