153421514040 has 32 divisors (see below), whose sum is σ = 460264542480. Its totient is φ = 40912403712.

The previous prime is 153421514023. The next prime is 153421514063. The reversal of 153421514040 is 40415124351.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 153421513989 and 153421514007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 639256189 + ... + 639256428.

Almost surely, 2^153421514040 is an apocalyptic number.

153421514040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

153421514040 is an abundant number, since it is smaller than the sum of its proper divisors (306843028440).

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

153421514040 is a wasteful number, since it uses less digits than its factorization.

153421514040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278512631 (or 1278512627 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 153421514040 its reverse (40415124351), we get a palindrome (193836638391).

The spelling of 153421514040 in words is "one hundred fifty-three billion, four hundred twenty-one million, five hundred fourteen thousand, forty".