1402155356745 has 128 divisors (see below), whose sum is σ = 2775338496000. Its totient is φ = 594304128000.

The previous prime is 1402155356741. The next prime is 1402155356747. The reversal of 1402155356745 is 5476535512041.

It is not a de Polignac number, because 1402155356745 - 2² = 1402155356741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1402155356694 and 1402155356703.

It is not an unprimeable number, because it can be changed into a prime (1402155356741) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 201774531 + ... + 201781479.

It is an arithmetic number, because the mean of its divisors is an integer number (21682332000).

Almost surely, 2^{1402155356745} is an apocalyptic number.

1402155356745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1402155356745 is a deficient number, since it is larger than the sum of its proper divisors (1373183139255).

1402155356745 is a wasteful number, since it uses less digits than its factorization.

1402155356745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11951.

The product of its (nonzero) digits is 2520000, while the sum is 48.

The spelling of 1402155356745 in words is "one trillion, four hundred two billion, one hundred fifty-five million, three hundred fifty-six thousand, seven hundred forty-five".