135401154656 has 12 divisors (see below), whose sum is σ = 266571023292. Its totient is φ = 67700577312.

The previous prime is 135401154641. The next prime is 135401154703. The reversal of 135401154656 is 656451104531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115643010 + ... + 2115643073.

It is an arithmetic number, because the mean of its divisors is an integer number (22214251941).

Almost surely, 2^135401154656 is an apocalyptic number.

135401154656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135401154656 is a deficient number, since it is larger than the sum of its proper divisors (131169868636).

135401154656 is an equidigital number, since it uses as much as digits as its factorization.

135401154656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4231286093 (or 4231286085 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 135401154656 in words is "one hundred thirty-five billion, four hundred one million, one hundred fifty-four thousand, six hundred fifty-six".