354086491501940 has 24 divisors (see below), whose sum is σ = 756184710667680. Its totient is φ = 139234010217248.

The previous prime is 354086491501937. The next prime is 354086491501949. The reversal of 354086491501940 is 49105194680453.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a self number, because there is not a number n which added to its sum of digits gives 354086491501940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354086491501949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150036647762 + ... + 150036650121.

It is an arithmetic number, because the mean of its divisors is an integer number (31507696277820).

Almost surely, 2^{354086491501940} is an apocalyptic number.

It is an amenable number.

354086491501940 is an abundant number, since it is smaller than the sum of its proper divisors (402098219165740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

354086491501940 is a wasteful number, since it uses less digits than its factorization.

354086491501940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300073297951 (or 300073297949 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 59.

The spelling of 354086491501940 in words is "three hundred fifty-four trillion, eighty-six billion, four hundred ninety-one million, five hundred one thousand, nine hundred forty".